Home / 15,549.95-23,318.04-4,454.11

Finding the Fourth Proportional to 15,549.95, 23,318.04 and 4,454.11

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Solution

The fourth proportional to 15,549.95, 23,318.04 and 4,454.11 is: 6,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.95 : 23,318.04 = 4,454.11 : x
  2. Step 2: Convert to fraction form
    15,549.95/23,318.04 = 4,454.11/x
  3. Step 3: Cross multiply
    15,549.95x = 23,318.04 × 4,454.11
  4. Step 4: Simplify right side
    15,549.95x = 103,861,115.14
  5. Step 5: Solve for x
    x = 103,861,115.14/15,549.95
  6. Step 6: Final answer
    x = 6,679.19

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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.