Home / 18,079.16-27,071.56-14,549.88

Finding the Fourth Proportional to 18,079.16, 27,071.56 and 14,549.88

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Solution

The fourth proportional to 18,079.16, 27,071.56 and 14,549.88 is: 21,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,079.16 : 27,071.56 = 14,549.88 : x
  2. Step 2: Convert to fraction form
    18,079.16/27,071.56 = 14,549.88/x
  3. Step 3: Cross multiply
    18,079.16x = 27,071.56 × 14,549.88
  4. Step 4: Simplify right side
    18,079.16x = 393,887,913.04
  5. Step 5: Solve for x
    x = 393,887,913.04/18,079.16
  6. Step 6: Final answer
    x = 21,786.85

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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.