Home / 15,438.83-23,158.17-3,752.08

Finding the Fourth Proportional to 15,438.83, 23,158.17 and 3,752.08

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Solution

The fourth proportional to 15,438.83, 23,158.17 and 3,752.08 is: 5,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.83 : 23,158.17 = 3,752.08 : x
  2. Step 2: Convert to fraction form
    15,438.83/23,158.17 = 3,752.08/x
  3. Step 3: Cross multiply
    15,438.83x = 23,158.17 × 3,752.08
  4. Step 4: Simplify right side
    15,438.83x = 86,891,248.60
  5. Step 5: Solve for x
    x = 86,891,248.60/15,438.83
  6. Step 6: Final answer
    x = 5,628.10

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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.