Home / 57,425.04-86,137.55-17,985.24

Finding the Fourth Proportional to 57,425.04, 86,137.55 and 17,985.24

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Solution

The fourth proportional to 57,425.04, 86,137.55 and 17,985.24 is: 26,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,425.04 : 86,137.55 = 17,985.24 : x
  2. Step 2: Convert to fraction form
    57,425.04/86,137.55 = 17,985.24/x
  3. Step 3: Cross multiply
    57,425.04x = 86,137.55 × 17,985.24
  4. Step 4: Simplify right side
    57,425.04x = 1,549,204,124.04
  5. Step 5: Solve for x
    x = 1,549,204,124.04/57,425.04
  6. Step 6: Final answer
    x = 26,977.85

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Similar ratio
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1.5x scale

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.