Home / 32,979.87-49,459.28-10,787.27

Finding the Fourth Proportional to 32,979.87, 49,459.28 and 10,787.27

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Solution

The fourth proportional to 32,979.87, 49,459.28 and 10,787.27 is: 16,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,979.87 : 49,459.28 = 10,787.27 : x
  2. Step 2: Convert to fraction form
    32,979.87/49,459.28 = 10,787.27/x
  3. Step 3: Cross multiply
    32,979.87x = 49,459.28 × 10,787.27
  4. Step 4: Simplify right side
    32,979.87x = 533,530,306.13
  5. Step 5: Solve for x
    x = 533,530,306.13/32,979.87
  6. Step 6: Final answer
    x = 16,177.45

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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.