Home / 27,019.38-40,534.50-9,486.90

Finding the Fourth Proportional to 27,019.38, 40,534.50 and 9,486.90

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Solution

The fourth proportional to 27,019.38, 40,534.50 and 9,486.90 is: 14,232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.38 : 40,534.50 = 9,486.90 : x
  2. Step 2: Convert to fraction form
    27,019.38/40,534.50 = 9,486.90/x
  3. Step 3: Cross multiply
    27,019.38x = 40,534.50 × 9,486.90
  4. Step 4: Simplify right side
    27,019.38x = 384,546,748.05
  5. Step 5: Solve for x
    x = 384,546,748.05/27,019.38
  6. Step 6: Final answer
    x = 14,232.26

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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.