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Finding the Fourth Proportional to 62,970.66, 94,452.84 and 15,585.48

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Solution

The fourth proportional to 62,970.66, 94,452.84 and 15,585.48 is: 23,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,970.66 : 94,452.84 = 15,585.48 : x
  2. Step 2: Convert to fraction form
    62,970.66/94,452.84 = 15,585.48/x
  3. Step 3: Cross multiply
    62,970.66x = 94,452.84 × 15,585.48
  4. Step 4: Simplify right side
    62,970.66x = 1,472,092,848.76
  5. Step 5: Solve for x
    x = 1,472,092,848.76/62,970.66
  6. Step 6: Final answer
    x = 23,377.44

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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.