Home / 52,253.91-72,110.93-28,381.05

Finding the Fourth Proportional to 52,253.91, 72,110.93 and 28,381.05

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Solution

The fourth proportional to 52,253.91, 72,110.93 and 28,381.05 is: 39,166.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,253.91 : 72,110.93 = 28,381.05 : x
  2. Step 2: Convert to fraction form
    52,253.91/72,110.93 = 28,381.05/x
  3. Step 3: Cross multiply
    52,253.91x = 72,110.93 × 28,381.05
  4. Step 4: Simplify right side
    52,253.91x = 2,046,583,767.97
  5. Step 5: Solve for x
    x = 2,046,583,767.97/52,253.91
  6. Step 6: Final answer
    x = 39,166.14

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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.