Home / 15,154.83-22,731.71-4,624.43

Finding the Fourth Proportional to 15,154.83, 22,731.71 and 4,624.43

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Solution

The fourth proportional to 15,154.83, 22,731.71 and 4,624.43 is: 6,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,154.83 : 22,731.71 = 4,624.43 : x
  2. Step 2: Convert to fraction form
    15,154.83/22,731.71 = 4,624.43/x
  3. Step 3: Cross multiply
    15,154.83x = 22,731.71 × 4,624.43
  4. Step 4: Simplify right side
    15,154.83x = 105,121,064.89
  5. Step 5: Solve for x
    x = 105,121,064.89/15,154.83
  6. Step 6: Final answer
    x = 6,936.47

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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.