Home / 15,605.12-23,463.88-14,387.42

Finding the Fourth Proportional to 15,605.12, 23,463.88 and 14,387.42

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Solution

The fourth proportional to 15,605.12, 23,463.88 and 14,387.42 is: 21,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605.12 : 23,463.88 = 14,387.42 : x
  2. Step 2: Convert to fraction form
    15,605.12/23,463.88 = 14,387.42/x
  3. Step 3: Cross multiply
    15,605.12x = 23,463.88 × 14,387.42
  4. Step 4: Simplify right side
    15,605.12x = 337,584,719.08
  5. Step 5: Solve for x
    x = 337,584,719.08/15,605.12
  6. Step 6: Final answer
    x = 21,632.94

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1.5x scale

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.