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Finding the Fourth Proportional to 32,086.55, 48,089.70 and 15,442.11

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Solution

The fourth proportional to 32,086.55, 48,089.70 and 15,442.11 is: 23,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,086.55 : 48,089.70 = 15,442.11 : x
  2. Step 2: Convert to fraction form
    32,086.55/48,089.70 = 15,442.11/x
  3. Step 3: Cross multiply
    32,086.55x = 48,089.70 × 15,442.11
  4. Step 4: Simplify right side
    32,086.55x = 742,606,437.27
  5. Step 5: Solve for x
    x = 742,606,437.27/32,086.55
  6. Step 6: Final answer
    x = 23,143.86

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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.