Home / 52,126.32-71,934.28-28,253

Finding the Fourth Proportional to 52,126.32, 71,934.28 and 28,253

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Solution

The fourth proportional to 52,126.32, 71,934.28 and 28,253 is: 38,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,126.32 : 71,934.28 = 28,253 : x
  2. Step 2: Convert to fraction form
    52,126.32/71,934.28 = 28,253/x
  3. Step 3: Cross multiply
    52,126.32x = 71,934.28 × 28,253
  4. Step 4: Simplify right side
    52,126.32x = 2,032,359,212.84
  5. Step 5: Solve for x
    x = 2,032,359,212.84/52,126.32
  6. Step 6: Final answer
    x = 38,989.12

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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.