Home / 18,207.90-27,279.45-14,903.10

Finding the Fourth Proportional to 18,207.90, 27,279.45 and 14,903.10

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Solution

The fourth proportional to 18,207.90, 27,279.45 and 14,903.10 is: 22,328.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.90 : 27,279.45 = 14,903.10 : x
  2. Step 2: Convert to fraction form
    18,207.90/27,279.45 = 14,903.10/x
  3. Step 3: Cross multiply
    18,207.90x = 27,279.45 × 14,903.10
  4. Step 4: Simplify right side
    18,207.90x = 406,548,371.30
  5. Step 5: Solve for x
    x = 406,548,371.30/18,207.90
  6. Step 6: Final answer
    x = 22,328.13

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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.