Home / 58,815.06-81,165.27-31,957.57

Finding the Fourth Proportional to 58,815.06, 81,165.27 and 31,957.57

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Solution

The fourth proportional to 58,815.06, 81,165.27 and 31,957.57 is: 44,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,815.06 : 81,165.27 = 31,957.57 : x
  2. Step 2: Convert to fraction form
    58,815.06/81,165.27 = 31,957.57/x
  3. Step 3: Cross multiply
    58,815.06x = 81,165.27 × 31,957.57
  4. Step 4: Simplify right side
    58,815.06x = 2,593,844,471.66
  5. Step 5: Solve for x
    x = 2,593,844,471.66/58,815.06
  6. Step 6: Final answer
    x = 44,101.71

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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.