Home / 56,289.60-84,382.56-26,721.36

Finding the Fourth Proportional to 56,289.60, 84,382.56 and 26,721.36

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Solution

The fourth proportional to 56,289.60, 84,382.56 and 26,721.36 is: 40,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,289.60 : 84,382.56 = 26,721.36 : x
  2. Step 2: Convert to fraction form
    56,289.60/84,382.56 = 26,721.36/x
  3. Step 3: Cross multiply
    56,289.60x = 84,382.56 × 26,721.36
  4. Step 4: Simplify right side
    56,289.60x = 2,254,816,763.48
  5. Step 5: Solve for x
    x = 2,254,816,763.48/56,289.60
  6. Step 6: Final answer
    x = 40,057.43

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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.