Home / 16,389.56-24,562.36-15,339.80

Finding the Fourth Proportional to 16,389.56, 24,562.36 and 15,339.80

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Solution

The fourth proportional to 16,389.56, 24,562.36 and 15,339.80 is: 22,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.56 : 24,562.36 = 15,339.80 : x
  2. Step 2: Convert to fraction form
    16,389.56/24,562.36 = 15,339.80/x
  3. Step 3: Cross multiply
    16,389.56x = 24,562.36 × 15,339.80
  4. Step 4: Simplify right side
    16,389.56x = 376,781,689.93
  5. Step 5: Solve for x
    x = 376,781,689.93/16,389.56
  6. Step 6: Final answer
    x = 22,989.13

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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.