Home / 58,569.28-80,825.48-31,711.80

Finding the Fourth Proportional to 58,569.28, 80,825.48 and 31,711.80

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Solution

The fourth proportional to 58,569.28, 80,825.48 and 31,711.80 is: 43,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,569.28 : 80,825.48 = 31,711.80 : x
  2. Step 2: Convert to fraction form
    58,569.28/80,825.48 = 31,711.80/x
  3. Step 3: Cross multiply
    58,569.28x = 80,825.48 × 31,711.80
  4. Step 4: Simplify right side
    58,569.28x = 2,563,121,456.66
  5. Step 5: Solve for x
    x = 2,563,121,456.66/58,569.28
  6. Step 6: Final answer
    x = 43,762.22

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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.