Home / 57,063.18-85,536.45-19,612.02

Finding the Fourth Proportional to 57,063.18, 85,536.45 and 19,612.02

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Solution

The fourth proportional to 57,063.18, 85,536.45 and 19,612.02 is: 29,397.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,063.18 : 85,536.45 = 19,612.02 : x
  2. Step 2: Convert to fraction form
    57,063.18/85,536.45 = 19,612.02/x
  3. Step 3: Cross multiply
    57,063.18x = 85,536.45 × 19,612.02
  4. Step 4: Simplify right side
    57,063.18x = 1,677,542,568.13
  5. Step 5: Solve for x
    x = 1,677,542,568.13/57,063.18
  6. Step 6: Final answer
    x = 29,397.99

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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.