Home / 31,924.77-44,044.18-18,491.12

Finding the Fourth Proportional to 31,924.77, 44,044.18 and 18,491.12

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Solution

The fourth proportional to 31,924.77, 44,044.18 and 18,491.12 is: 25,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,924.77 : 44,044.18 = 18,491.12 : x
  2. Step 2: Convert to fraction form
    31,924.77/44,044.18 = 18,491.12/x
  3. Step 3: Cross multiply
    31,924.77x = 44,044.18 × 18,491.12
  4. Step 4: Simplify right side
    31,924.77x = 814,426,217.68
  5. Step 5: Solve for x
    x = 814,426,217.68/31,924.77
  6. Step 6: Final answer
    x = 25,510.79

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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.