Home / 57,928.12-86,897.26-16,375.12

Finding the Fourth Proportional to 57,928.12, 86,897.26 and 16,375.12

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Solution

The fourth proportional to 57,928.12, 86,897.26 and 16,375.12 is: 24,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,928.12 : 86,897.26 = 16,375.12 : x
  2. Step 2: Convert to fraction form
    57,928.12/86,897.26 = 16,375.12/x
  3. Step 3: Cross multiply
    57,928.12x = 86,897.26 × 16,375.12
  4. Step 4: Simplify right side
    57,928.12x = 1,422,953,060.17
  5. Step 5: Solve for x
    x = 1,422,953,060.17/57,928.12
  6. Step 6: Final answer
    x = 24,564.12

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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.