Home / 14,000.19-19,316.15-8,332.09

Finding the Fourth Proportional to 14,000.19, 19,316.15 and 8,332.09

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Solution

The fourth proportional to 14,000.19, 19,316.15 and 8,332.09 is: 11,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.19 : 19,316.15 = 8,332.09 : x
  2. Step 2: Convert to fraction form
    14,000.19/19,316.15 = 8,332.09/x
  3. Step 3: Cross multiply
    14,000.19x = 19,316.15 × 8,332.09
  4. Step 4: Simplify right side
    14,000.19x = 160,943,872.44
  5. Step 5: Solve for x
    x = 160,943,872.44/14,000.19
  6. Step 6: Final answer
    x = 11,495.83

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Half scale
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Double scale
Find fourth proportional to 14,001.19, 19,317.53 and 8,333.09
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.