Home / 26,591.90-36,697.86-15,261.21

Finding the Fourth Proportional to 26,591.90, 36,697.86 and 15,261.21

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Solution

The fourth proportional to 26,591.90, 36,697.86 and 15,261.21 is: 21,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,591.90 : 36,697.86 = 15,261.21 : x
  2. Step 2: Convert to fraction form
    26,591.90/36,697.86 = 15,261.21/x
  3. Step 3: Cross multiply
    26,591.90x = 36,697.86 × 15,261.21
  4. Step 4: Simplify right side
    26,591.90x = 560,053,748.01
  5. Step 5: Solve for x
    x = 560,053,748.01/26,591.90
  6. Step 6: Final answer
    x = 21,061.07

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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.