Home / 56,828.18-85,242.17-17,385.33

Finding the Fourth Proportional to 56,828.18, 85,242.17 and 17,385.33

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Solution

The fourth proportional to 56,828.18, 85,242.17 and 17,385.33 is: 26,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,828.18 : 85,242.17 = 17,385.33 : x
  2. Step 2: Convert to fraction form
    56,828.18/85,242.17 = 17,385.33/x
  3. Step 3: Cross multiply
    56,828.18x = 85,242.17 × 17,385.33
  4. Step 4: Simplify right side
    56,828.18x = 1,481,963,618.49
  5. Step 5: Solve for x
    x = 1,481,963,618.49/56,828.18
  6. Step 6: Final answer
    x = 26,077.97

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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.