Home / 38,715.08-53,407.10-25,294.18

Finding the Fourth Proportional to 38,715.08, 53,407.10 and 25,294.18

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Solution

The fourth proportional to 38,715.08, 53,407.10 and 25,294.18 is: 34,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,715.08 : 53,407.10 = 25,294.18 : x
  2. Step 2: Convert to fraction form
    38,715.08/53,407.10 = 25,294.18/x
  3. Step 3: Cross multiply
    38,715.08x = 53,407.10 × 25,294.18
  4. Step 4: Simplify right side
    38,715.08x = 1,350,888,800.68
  5. Step 5: Solve for x
    x = 1,350,888,800.68/38,715.08
  6. Step 6: Final answer
    x = 34,893.09

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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.