Home / 16,578.15-22,877.60-9,126.15

Finding the Fourth Proportional to 16,578.15, 22,877.60 and 9,126.15

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Solution

The fourth proportional to 16,578.15, 22,877.60 and 9,126.15 is: 12,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578.15 : 22,877.60 = 9,126.15 : x
  2. Step 2: Convert to fraction form
    16,578.15/22,877.60 = 9,126.15/x
  3. Step 3: Cross multiply
    16,578.15x = 22,877.60 × 9,126.15
  4. Step 4: Simplify right side
    16,578.15x = 208,784,409.24
  5. Step 5: Solve for x
    x = 208,784,409.24/16,578.15
  6. Step 6: Final answer
    x = 12,593.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.