Home / 47,061.64-64,951.86-28,200.52

Finding the Fourth Proportional to 47,061.64, 64,951.86 and 28,200.52

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Solution

The fourth proportional to 47,061.64, 64,951.86 and 28,200.52 is: 38,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,061.64 : 64,951.86 = 28,200.52 : x
  2. Step 2: Convert to fraction form
    47,061.64/64,951.86 = 28,200.52/x
  3. Step 3: Cross multiply
    47,061.64x = 64,951.86 × 28,200.52
  4. Step 4: Simplify right side
    47,061.64x = 1,831,676,226.97
  5. Step 5: Solve for x
    x = 1,831,676,226.97/47,061.64
  6. Step 6: Final answer
    x = 38,920.79

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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.