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Finding the Fourth Proportional to 48,239.67, 72,369.90 and 14,959.08

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Solution

The fourth proportional to 48,239.67, 72,369.90 and 14,959.08 is: 22,441.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,239.67 : 72,369.90 = 14,959.08 : x
  2. Step 2: Convert to fraction form
    48,239.67/72,369.90 = 14,959.08/x
  3. Step 3: Cross multiply
    48,239.67x = 72,369.90 × 14,959.08
  4. Step 4: Simplify right side
    48,239.67x = 1,082,587,123.69
  5. Step 5: Solve for x
    x = 1,082,587,123.69/48,239.67
  6. Step 6: Final answer
    x = 22,441.84

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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.