Home / 58,510.36-80,744.18-31,652.79

Finding the Fourth Proportional to 58,510.36, 80,744.18 and 31,652.79

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Solution

The fourth proportional to 58,510.36, 80,744.18 and 31,652.79 is: 43,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,510.36 : 80,744.18 = 31,652.79 : x
  2. Step 2: Convert to fraction form
    58,510.36/80,744.18 = 31,652.79/x
  3. Step 3: Cross multiply
    58,510.36x = 80,744.18 × 31,652.79
  4. Step 4: Simplify right side
    58,510.36x = 2,555,778,112.21
  5. Step 5: Solve for x
    x = 2,555,778,112.21/58,510.36
  6. Step 6: Final answer
    x = 43,680.78

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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.