Home / 42,337.26-58,452.98-28,903.61

Finding the Fourth Proportional to 42,337.26, 58,452.98 and 28,903.61

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Solution

The fourth proportional to 42,337.26, 58,452.98 and 28,903.61 is: 39,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,337.26 : 58,452.98 = 28,903.61 : x
  2. Step 2: Convert to fraction form
    42,337.26/58,452.98 = 28,903.61/x
  3. Step 3: Cross multiply
    42,337.26x = 58,452.98 × 28,903.61
  4. Step 4: Simplify right side
    42,337.26x = 1,689,502,138.87
  5. Step 5: Solve for x
    x = 1,689,502,138.87/42,337.26
  6. Step 6: Final answer
    x = 39,905.80

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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.