Home / 10,531.07-14,602.11-10,179.79

Finding the Fourth Proportional to 10,531.07, 14,602.11 and 10,179.79

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Solution

The fourth proportional to 10,531.07, 14,602.11 and 10,179.79 is: 14,115.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.07 : 14,602.11 = 10,179.79 : x
  2. Step 2: Convert to fraction form
    10,531.07/14,602.11 = 10,179.79/x
  3. Step 3: Cross multiply
    10,531.07x = 14,602.11 × 10,179.79
  4. Step 4: Simplify right side
    10,531.07x = 148,646,376.85
  5. Step 5: Solve for x
    x = 148,646,376.85/10,531.07
  6. Step 6: Final answer
    x = 14,115.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.