Home / 32,731.08-49,082.04-11,940

Finding the Fourth Proportional to 32,731.08, 49,082.04 and 11,940

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Solution

The fourth proportional to 32,731.08, 49,082.04 and 11,940 is: 17,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.08 : 49,082.04 = 11,940 : x
  2. Step 2: Convert to fraction form
    32,731.08/49,082.04 = 11,940/x
  3. Step 3: Cross multiply
    32,731.08x = 49,082.04 × 11,940
  4. Step 4: Simplify right side
    32,731.08x = 586,039,557.60
  5. Step 5: Solve for x
    x = 586,039,557.60/32,731.08
  6. Step 6: Final answer
    x = 17,904.68

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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.