Home / 58,418.19-80,617.14-31,560.68

Finding the Fourth Proportional to 58,418.19, 80,617.14 and 31,560.68

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Solution

The fourth proportional to 58,418.19, 80,617.14 and 31,560.68 is: 43,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,418.19 : 80,617.14 = 31,560.68 : x
  2. Step 2: Convert to fraction form
    58,418.19/80,617.14 = 31,560.68/x
  3. Step 3: Cross multiply
    58,418.19x = 80,617.14 × 31,560.68
  4. Step 4: Simplify right side
    58,418.19x = 2,544,331,959.60
  5. Step 5: Solve for x
    x = 2,544,331,959.60/58,418.19
  6. Step 6: Final answer
    x = 43,553.76

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1.5x scale

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.