Home / 13,972.88-19,275.90-8,592.86

Finding the Fourth Proportional to 13,972.88, 19,275.90 and 8,592.86

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Solution

The fourth proportional to 13,972.88, 19,275.90 and 8,592.86 is: 11,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972.88 : 19,275.90 = 8,592.86 : x
  2. Step 2: Convert to fraction form
    13,972.88/19,275.90 = 8,592.86/x
  3. Step 3: Cross multiply
    13,972.88x = 19,275.90 × 8,592.86
  4. Step 4: Simplify right side
    13,972.88x = 165,635,110.07
  5. Step 5: Solve for x
    x = 165,635,110.07/13,972.88
  6. Step 6: Final answer
    x = 11,854.04

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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.