Home / 39,717.08-54,795.85-25,385.29

Finding the Fourth Proportional to 39,717.08, 54,795.85 and 25,385.29

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Solution

The fourth proportional to 39,717.08, 54,795.85 and 25,385.29 is: 35,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.08 : 54,795.85 = 25,385.29 : x
  2. Step 2: Convert to fraction form
    39,717.08/54,795.85 = 25,385.29/x
  3. Step 3: Cross multiply
    39,717.08x = 54,795.85 × 25,385.29
  4. Step 4: Simplify right side
    39,717.08x = 1,391,008,543.05
  5. Step 5: Solve for x
    x = 1,391,008,543.05/39,717.08
  6. Step 6: Final answer
    x = 35,022.93

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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.