Home / 57,013.26-85,519.89-15,459.18

Finding the Fourth Proportional to 57,013.26, 85,519.89 and 15,459.18

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Solution

The fourth proportional to 57,013.26, 85,519.89 and 15,459.18 is: 23,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,013.26 : 85,519.89 = 15,459.18 : x
  2. Step 2: Convert to fraction form
    57,013.26/85,519.89 = 15,459.18/x
  3. Step 3: Cross multiply
    57,013.26x = 85,519.89 × 15,459.18
  4. Step 4: Simplify right side
    57,013.26x = 1,322,067,373.09
  5. Step 5: Solve for x
    x = 1,322,067,373.09/57,013.26
  6. Step 6: Final answer
    x = 23,188.77

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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.