Home / 26,432.43-36,474.19-15,821.83

Finding the Fourth Proportional to 26,432.43, 36,474.19 and 15,821.83

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Solution

The fourth proportional to 26,432.43, 36,474.19 and 15,821.83 is: 21,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.43 : 36,474.19 = 15,821.83 : x
  2. Step 2: Convert to fraction form
    26,432.43/36,474.19 = 15,821.83/x
  3. Step 3: Cross multiply
    26,432.43x = 36,474.19 × 15,821.83
  4. Step 4: Simplify right side
    26,432.43x = 577,088,433.57
  5. Step 5: Solve for x
    x = 577,088,433.57/26,432.43
  6. Step 6: Final answer
    x = 21,832.59

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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.