Home / 26,363.62-36,380.70-15,759.10

Finding the Fourth Proportional to 26,363.62, 36,380.70 and 15,759.10

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Solution

The fourth proportional to 26,363.62, 36,380.70 and 15,759.10 is: 21,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.62 : 36,380.70 = 15,759.10 : x
  2. Step 2: Convert to fraction form
    26,363.62/36,380.70 = 15,759.10/x
  3. Step 3: Cross multiply
    26,363.62x = 36,380.70 × 15,759.10
  4. Step 4: Simplify right side
    26,363.62x = 573,327,089.37
  5. Step 5: Solve for x
    x = 573,327,089.37/26,363.62
  6. Step 6: Final answer
    x = 21,746.90

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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.