Home / 18,343.13-27,514.76-4,492.13

Finding the Fourth Proportional to 18,343.13, 27,514.76 and 4,492.13

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Solution

The fourth proportional to 18,343.13, 27,514.76 and 4,492.13 is: 6,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343.13 : 27,514.76 = 4,492.13 : x
  2. Step 2: Convert to fraction form
    18,343.13/27,514.76 = 4,492.13/x
  3. Step 3: Cross multiply
    18,343.13x = 27,514.76 × 4,492.13
  4. Step 4: Simplify right side
    18,343.13x = 123,599,718.80
  5. Step 5: Solve for x
    x = 123,599,718.80/18,343.13
  6. Step 6: Final answer
    x = 6,738.20

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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.