Home / 38,342.66-52,909.13-28,276.52

Finding the Fourth Proportional to 38,342.66, 52,909.13 and 28,276.52

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Solution

The fourth proportional to 38,342.66, 52,909.13 and 28,276.52 is: 39,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.66 : 52,909.13 = 28,276.52 : x
  2. Step 2: Convert to fraction form
    38,342.66/52,909.13 = 28,276.52/x
  3. Step 3: Cross multiply
    38,342.66x = 52,909.13 × 28,276.52
  4. Step 4: Simplify right side
    38,342.66x = 1,496,085,666.70
  5. Step 5: Solve for x
    x = 1,496,085,666.70/38,342.66
  6. Step 6: Final answer
    x = 39,018.83

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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.