Home / 26,408.68-36,443.54-15,792.28

Finding the Fourth Proportional to 26,408.68, 36,443.54 and 15,792.28

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Solution

The fourth proportional to 26,408.68, 36,443.54 and 15,792.28 is: 21,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.68 : 36,443.54 = 15,792.28 : x
  2. Step 2: Convert to fraction form
    26,408.68/36,443.54 = 15,792.28/x
  3. Step 3: Cross multiply
    26,408.68x = 36,443.54 × 15,792.28
  4. Step 4: Simplify right side
    26,408.68x = 575,526,587.87
  5. Step 5: Solve for x
    x = 575,526,587.87/26,408.68
  6. Step 6: Final answer
    x = 21,793.08

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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.