Home / 26,402.12-36,439.62-15,792.92

Finding the Fourth Proportional to 26,402.12, 36,439.62 and 15,792.92

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Solution

The fourth proportional to 26,402.12, 36,439.62 and 15,792.92 is: 21,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.12 : 36,439.62 = 15,792.92 : x
  2. Step 2: Convert to fraction form
    26,402.12/36,439.62 = 15,792.92/x
  3. Step 3: Cross multiply
    26,402.12x = 36,439.62 × 15,792.92
  4. Step 4: Simplify right side
    26,402.12x = 575,488,003.49
  5. Step 5: Solve for x
    x = 575,488,003.49/26,402.12
  6. Step 6: Final answer
    x = 21,797.04

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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.