Home / 52,135.92-71,946.90-28,262.52

Finding the Fourth Proportional to 52,135.92, 71,946.90 and 28,262.52

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Solution

The fourth proportional to 52,135.92, 71,946.90 and 28,262.52 is: 39,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.92 : 71,946.90 = 28,262.52 : x
  2. Step 2: Convert to fraction form
    52,135.92/71,946.90 = 28,262.52/x
  3. Step 3: Cross multiply
    52,135.92x = 71,946.90 × 28,262.52
  4. Step 4: Simplify right side
    52,135.92x = 2,033,400,700.19
  5. Step 5: Solve for x
    x = 2,033,400,700.19/52,135.92
  6. Step 6: Final answer
    x = 39,001.91

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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.