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Finding the Fourth Proportional to 15,681, 23,523.12 and 6,324.24

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Solution

The fourth proportional to 15,681, 23,523.12 and 6,324.24 is: 9,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681 : 23,523.12 = 6,324.24 : x
  2. Step 2: Convert to fraction form
    15,681/23,523.12 = 6,324.24/x
  3. Step 3: Cross multiply
    15,681x = 23,523.12 × 6,324.24
  4. Step 4: Simplify right side
    15,681x = 148,765,856.43
  5. Step 5: Solve for x
    x = 148,765,856.43/15,681
  6. Step 6: Final answer
    x = 9,487.01

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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.