Home / 31,929.25-44,062.35-18,508.29

Finding the Fourth Proportional to 31,929.25, 44,062.35 and 18,508.29

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Solution

The fourth proportional to 31,929.25, 44,062.35 and 18,508.29 is: 25,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.25 : 44,062.35 = 18,508.29 : x
  2. Step 2: Convert to fraction form
    31,929.25/44,062.35 = 18,508.29/x
  3. Step 3: Cross multiply
    31,929.25x = 44,062.35 × 18,508.29
  4. Step 4: Simplify right side
    31,929.25x = 815,518,751.88
  5. Step 5: Solve for x
    x = 815,518,751.88/31,929.25
  6. Step 6: Final answer
    x = 25,541.43

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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.