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Finding the Fourth Proportional to 48,552.52, 72,828.78 and 15,275.56

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Solution

The fourth proportional to 48,552.52, 72,828.78 and 15,275.56 is: 22,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,552.52 : 72,828.78 = 15,275.56 : x
  2. Step 2: Convert to fraction form
    48,552.52/72,828.78 = 15,275.56/x
  3. Step 3: Cross multiply
    48,552.52x = 72,828.78 × 15,275.56
  4. Step 4: Simplify right side
    48,552.52x = 1,112,500,398.62
  5. Step 5: Solve for x
    x = 1,112,500,398.62/48,552.52
  6. Step 6: Final answer
    x = 22,913.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.