Home / 16,158.41-22,315.60-14,397.30

Finding the Fourth Proportional to 16,158.41, 22,315.60 and 14,397.30

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Solution

The fourth proportional to 16,158.41, 22,315.60 and 14,397.30 is: 19,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,158.41 : 22,315.60 = 14,397.30 : x
  2. Step 2: Convert to fraction form
    16,158.41/22,315.60 = 14,397.30/x
  3. Step 3: Cross multiply
    16,158.41x = 22,315.60 × 14,397.30
  4. Step 4: Simplify right side
    16,158.41x = 321,284,387.88
  5. Step 5: Solve for x
    x = 321,284,387.88/16,158.41
  6. Step 6: Final answer
    x = 19,883.42

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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.