Home / 18,073.32-27,126.18-15,130.20

Finding the Fourth Proportional to 18,073.32, 27,126.18 and 15,130.20

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Solution

The fourth proportional to 18,073.32, 27,126.18 and 15,130.20 is: 22,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073.32 : 27,126.18 = 15,130.20 : x
  2. Step 2: Convert to fraction form
    18,073.32/27,126.18 = 15,130.20/x
  3. Step 3: Cross multiply
    18,073.32x = 27,126.18 × 15,130.20
  4. Step 4: Simplify right side
    18,073.32x = 410,424,528.64
  5. Step 5: Solve for x
    x = 410,424,528.64/18,073.32
  6. Step 6: Final answer
    x = 22,708.86

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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.