Home / 31,921.43-44,044.23-18,303.17

Finding the Fourth Proportional to 31,921.43, 44,044.23 and 18,303.17

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Solution

The fourth proportional to 31,921.43, 44,044.23 and 18,303.17 is: 25,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,921.43 : 44,044.23 = 18,303.17 : x
  2. Step 2: Convert to fraction form
    31,921.43/44,044.23 = 18,303.17/x
  3. Step 3: Cross multiply
    31,921.43x = 44,044.23 × 18,303.17
  4. Step 4: Simplify right side
    31,921.43x = 806,149,029.21
  5. Step 5: Solve for x
    x = 806,149,029.21/31,921.43
  6. Step 6: Final answer
    x = 25,254.16

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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.