Home / 57,042.39-85,541.67-19,595.46

Finding the Fourth Proportional to 57,042.39, 85,541.67 and 19,595.46

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Solution

The fourth proportional to 57,042.39, 85,541.67 and 19,595.46 is: 29,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,042.39 : 85,541.67 = 19,595.46 : x
  2. Step 2: Convert to fraction form
    57,042.39/85,541.67 = 19,595.46/x
  3. Step 3: Cross multiply
    57,042.39x = 85,541.67 × 19,595.46
  4. Step 4: Simplify right side
    57,042.39x = 1,676,228,372.82
  5. Step 5: Solve for x
    x = 1,676,228,372.82/57,042.39
  6. Step 6: Final answer
    x = 29,385.66

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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.