Home / 14,092.10-19,447.11-7,631.79

Finding the Fourth Proportional to 14,092.10, 19,447.11 and 7,631.79

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Solution

The fourth proportional to 14,092.10, 19,447.11 and 7,631.79 is: 10,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.10 : 19,447.11 = 7,631.79 : x
  2. Step 2: Convert to fraction form
    14,092.10/19,447.11 = 7,631.79/x
  3. Step 3: Cross multiply
    14,092.10x = 19,447.11 × 7,631.79
  4. Step 4: Simplify right side
    14,092.10x = 148,416,259.63
  5. Step 5: Solve for x
    x = 148,416,259.63/14,092.10
  6. Step 6: Final answer
    x = 10,531.88

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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.