Home / 34,423.69-47,505.41-19,317.45

Finding the Fourth Proportional to 34,423.69, 47,505.41 and 19,317.45

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Solution

The fourth proportional to 34,423.69, 47,505.41 and 19,317.45 is: 26,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,423.69 : 47,505.41 = 19,317.45 : x
  2. Step 2: Convert to fraction form
    34,423.69/47,505.41 = 19,317.45/x
  3. Step 3: Cross multiply
    34,423.69x = 47,505.41 × 19,317.45
  4. Step 4: Simplify right side
    34,423.69x = 917,683,382.40
  5. Step 5: Solve for x
    x = 917,683,382.40/34,423.69
  6. Step 6: Final answer
    x = 26,658.48

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Half scale
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Double scale
Find fourth proportional to 34,424.69, 47,506.79 and 19,318.45
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.