Home / 15,449.32-23,173.97-7,126.87

Finding the Fourth Proportional to 15,449.32, 23,173.97 and 7,126.87

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Solution

The fourth proportional to 15,449.32, 23,173.97 and 7,126.87 is: 10,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.32 : 23,173.97 = 7,126.87 : x
  2. Step 2: Convert to fraction form
    15,449.32/23,173.97 = 7,126.87/x
  3. Step 3: Cross multiply
    15,449.32x = 23,173.97 × 7,126.87
  4. Step 4: Simplify right side
    15,449.32x = 165,157,881.59
  5. Step 5: Solve for x
    x = 165,157,881.59/15,449.32
  6. Step 6: Final answer
    x = 10,690.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.