Home / 16,141.55-22,266.33-14,999.88

Finding the Fourth Proportional to 16,141.55, 22,266.33 and 14,999.88

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Solution

The fourth proportional to 16,141.55, 22,266.33 and 14,999.88 is: 20,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,141.55 : 22,266.33 = 14,999.88 : x
  2. Step 2: Convert to fraction form
    16,141.55/22,266.33 = 14,999.88/x
  3. Step 3: Cross multiply
    16,141.55x = 22,266.33 × 14,999.88
  4. Step 4: Simplify right side
    16,141.55x = 333,992,305.29
  5. Step 5: Solve for x
    x = 333,992,305.29/16,141.55
  6. Step 6: Final answer
    x = 20,691.47

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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.