Home / 16,623.18-22,937.16-9,908.68

Finding the Fourth Proportional to 16,623.18, 22,937.16 and 9,908.68

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Solution

The fourth proportional to 16,623.18, 22,937.16 and 9,908.68 is: 13,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.18 : 22,937.16 = 9,908.68 : x
  2. Step 2: Convert to fraction form
    16,623.18/22,937.16 = 9,908.68/x
  3. Step 3: Cross multiply
    16,623.18x = 22,937.16 × 9,908.68
  4. Step 4: Simplify right side
    16,623.18x = 227,276,978.55
  5. Step 5: Solve for x
    x = 227,276,978.55/16,623.18
  6. Step 6: Final answer
    x = 13,672.29

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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.