Home / 57,267.83-85,909.85-17,828.93

Finding the Fourth Proportional to 57,267.83, 85,909.85 and 17,828.93

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Solution

The fourth proportional to 57,267.83, 85,909.85 and 17,828.93 is: 26,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267.83 : 85,909.85 = 17,828.93 : x
  2. Step 2: Convert to fraction form
    57,267.83/85,909.85 = 17,828.93/x
  3. Step 3: Cross multiply
    57,267.83x = 85,909.85 × 17,828.93
  4. Step 4: Simplify right side
    57,267.83x = 1,531,680,612.82
  5. Step 5: Solve for x
    x = 1,531,680,612.82/57,267.83
  6. Step 6: Final answer
    x = 26,745.92

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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.