Home / 26,449.01-36,500.78-15,836.62

Finding the Fourth Proportional to 26,449.01, 36,500.78 and 15,836.62

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Solution

The fourth proportional to 26,449.01, 36,500.78 and 15,836.62 is: 21,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.01 : 36,500.78 = 15,836.62 : x
  2. Step 2: Convert to fraction form
    26,449.01/36,500.78 = 15,836.62/x
  3. Step 3: Cross multiply
    26,449.01x = 36,500.78 × 15,836.62
  4. Step 4: Simplify right side
    26,449.01x = 578,048,720.88
  5. Step 5: Solve for x
    x = 578,048,720.88/26,449.01
  6. Step 6: Final answer
    x = 21,855.21

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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.