Home / 62,520.18-86,282.64-35,663.28

Finding the Fourth Proportional to 62,520.18, 86,282.64 and 35,663.28

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Solution

The fourth proportional to 62,520.18, 86,282.64 and 35,663.28 is: 49,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,520.18 : 86,282.64 = 35,663.28 : x
  2. Step 2: Convert to fraction form
    62,520.18/86,282.64 = 35,663.28/x
  3. Step 3: Cross multiply
    62,520.18x = 86,282.64 × 35,663.28
  4. Step 4: Simplify right side
    62,520.18x = 3,077,121,949.46
  5. Step 5: Solve for x
    x = 3,077,121,949.46/62,520.18
  6. Step 6: Final answer
    x = 49,218.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.