Home / 39,655.07-54,737.08-35,451.29

Finding the Fourth Proportional to 39,655.07, 54,737.08 and 35,451.29

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Solution

The fourth proportional to 39,655.07, 54,737.08 and 35,451.29 is: 48,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.07 : 54,737.08 = 35,451.29 : x
  2. Step 2: Convert to fraction form
    39,655.07/54,737.08 = 35,451.29/x
  3. Step 3: Cross multiply
    39,655.07x = 54,737.08 × 35,451.29
  4. Step 4: Simplify right side
    39,655.07x = 1,940,499,823.15
  5. Step 5: Solve for x
    x = 1,940,499,823.15/39,655.07
  6. Step 6: Final answer
    x = 48,934.48

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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.