Home / 16,671.28-22,988.02-10,700.68

Finding the Fourth Proportional to 16,671.28, 22,988.02 and 10,700.68

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Solution

The fourth proportional to 16,671.28, 22,988.02 and 10,700.68 is: 14,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.28 : 22,988.02 = 10,700.68 : x
  2. Step 2: Convert to fraction form
    16,671.28/22,988.02 = 10,700.68/x
  3. Step 3: Cross multiply
    16,671.28x = 22,988.02 × 10,700.68
  4. Step 4: Simplify right side
    16,671.28x = 245,987,445.85
  5. Step 5: Solve for x
    x = 245,987,445.85/16,671.28
  6. Step 6: Final answer
    x = 14,755.16

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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.