Home / 57,113.18-85,672.19-17,671.04

Finding the Fourth Proportional to 57,113.18, 85,672.19 and 17,671.04

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Solution

The fourth proportional to 57,113.18, 85,672.19 and 17,671.04 is: 26,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,113.18 : 85,672.19 = 17,671.04 : x
  2. Step 2: Convert to fraction form
    57,113.18/85,672.19 = 17,671.04/x
  3. Step 3: Cross multiply
    57,113.18x = 85,672.19 × 17,671.04
  4. Step 4: Simplify right side
    57,113.18x = 1,513,916,312.19
  5. Step 5: Solve for x
    x = 1,513,916,312.19/57,113.18
  6. Step 6: Final answer
    x = 26,507.30

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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.