Home / 16,623.68-22,937.85-9,909.18

Finding the Fourth Proportional to 16,623.68, 22,937.85 and 9,909.18

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Solution

The fourth proportional to 16,623.68, 22,937.85 and 9,909.18 is: 13,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.68 : 22,937.85 = 9,909.18 : x
  2. Step 2: Convert to fraction form
    16,623.68/22,937.85 = 9,909.18/x
  3. Step 3: Cross multiply
    16,623.68x = 22,937.85 × 9,909.18
  4. Step 4: Simplify right side
    16,623.68x = 227,295,284.46
  5. Step 5: Solve for x
    x = 227,295,284.46/16,623.68
  6. Step 6: Final answer
    x = 13,672.98

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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.