Home / 13,957.97-19,255.59-8,575.52

Finding the Fourth Proportional to 13,957.97, 19,255.59 and 8,575.52

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Solution

The fourth proportional to 13,957.97, 19,255.59 and 8,575.52 is: 11,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.97 : 19,255.59 = 8,575.52 : x
  2. Step 2: Convert to fraction form
    13,957.97/19,255.59 = 8,575.52/x
  3. Step 3: Cross multiply
    13,957.97x = 19,255.59 × 8,575.52
  4. Step 4: Simplify right side
    13,957.97x = 165,126,600.88
  5. Step 5: Solve for x
    x = 165,126,600.88/13,957.97
  6. Step 6: Final answer
    x = 11,830.28

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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.