Home / 27,126.96-40,657.63-13,972.15

Finding the Fourth Proportional to 27,126.96, 40,657.63 and 13,972.15

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Solution

The fourth proportional to 27,126.96, 40,657.63 and 13,972.15 is: 20,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,126.96 : 40,657.63 = 13,972.15 : x
  2. Step 2: Convert to fraction form
    27,126.96/40,657.63 = 13,972.15/x
  3. Step 3: Cross multiply
    27,126.96x = 40,657.63 × 13,972.15
  4. Step 4: Simplify right side
    27,126.96x = 568,074,505.00
  5. Step 5: Solve for x
    x = 568,074,505.00/27,126.96
  6. Step 6: Final answer
    x = 20,941.33

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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.