Home / 17,766.30-26,649.45-14,871.90

Finding the Fourth Proportional to 17,766.30, 26,649.45 and 14,871.90

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Solution

The fourth proportional to 17,766.30, 26,649.45 and 14,871.90 is: 22,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.30 : 26,649.45 = 14,871.90 : x
  2. Step 2: Convert to fraction form
    17,766.30/26,649.45 = 14,871.90/x
  3. Step 3: Cross multiply
    17,766.30x = 26,649.45 × 14,871.90
  4. Step 4: Simplify right side
    17,766.30x = 396,327,955.46
  5. Step 5: Solve for x
    x = 396,327,955.46/17,766.30
  6. Step 6: Final answer
    x = 22,307.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.