Home / 34,225.23-47,229.44-19,117.65

Finding the Fourth Proportional to 34,225.23, 47,229.44 and 19,117.65

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Solution

The fourth proportional to 34,225.23, 47,229.44 and 19,117.65 is: 26,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.23 : 47,229.44 = 19,117.65 : x
  2. Step 2: Convert to fraction form
    34,225.23/47,229.44 = 19,117.65/x
  3. Step 3: Cross multiply
    34,225.23x = 47,229.44 × 19,117.65
  4. Step 4: Simplify right side
    34,225.23x = 902,915,808.03
  5. Step 5: Solve for x
    x = 902,915,808.03/34,225.23
  6. Step 6: Final answer
    x = 26,381.58

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Double scale
Find fourth proportional to 34,226.23, 47,230.81 and 19,118.65
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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.