Home / 18,008.10-26,998.65-9,249.30

Finding the Fourth Proportional to 18,008.10, 26,998.65 and 9,249.30

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Solution

The fourth proportional to 18,008.10, 26,998.65 and 9,249.30 is: 13,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,008.10 : 26,998.65 = 9,249.30 : x
  2. Step 2: Convert to fraction form
    18,008.10/26,998.65 = 9,249.30/x
  3. Step 3: Cross multiply
    18,008.10x = 26,998.65 × 9,249.30
  4. Step 4: Simplify right side
    18,008.10x = 249,718,613.45
  5. Step 5: Solve for x
    x = 249,718,613.45/18,008.10
  6. Step 6: Final answer
    x = 13,867.02

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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.