Home / 52,839.19-72,917.74-28,966.87

Finding the Fourth Proportional to 52,839.19, 72,917.74 and 28,966.87

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Solution

The fourth proportional to 52,839.19, 72,917.74 and 28,966.87 is: 39,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.19 : 72,917.74 = 28,966.87 : x
  2. Step 2: Convert to fraction form
    52,839.19/72,917.74 = 28,966.87/x
  3. Step 3: Cross multiply
    52,839.19x = 72,917.74 × 28,966.87
  4. Step 4: Simplify right side
    52,839.19x = 2,112,198,695.27
  5. Step 5: Solve for x
    x = 2,112,198,695.27/52,839.19
  6. Step 6: Final answer
    x = 39,974.09

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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.