Home / 31,981.17-44,134.19-17,641.51

Finding the Fourth Proportional to 31,981.17, 44,134.19 and 17,641.51

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Solution

The fourth proportional to 31,981.17, 44,134.19 and 17,641.51 is: 24,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.17 : 44,134.19 = 17,641.51 : x
  2. Step 2: Convert to fraction form
    31,981.17/44,134.19 = 17,641.51/x
  3. Step 3: Cross multiply
    31,981.17x = 44,134.19 × 17,641.51
  4. Step 4: Simplify right side
    31,981.17x = 778,593,445.35
  5. Step 5: Solve for x
    x = 778,593,445.35/31,981.17
  6. Step 6: Final answer
    x = 24,345.37

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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.