Home / 26,191.81-36,144.59-14,255.15

Finding the Fourth Proportional to 26,191.81, 36,144.59 and 14,255.15

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Solution

The fourth proportional to 26,191.81, 36,144.59 and 14,255.15 is: 19,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.81 : 36,144.59 = 14,255.15 : x
  2. Step 2: Convert to fraction form
    26,191.81/36,144.59 = 14,255.15/x
  3. Step 3: Cross multiply
    26,191.81x = 36,144.59 × 14,255.15
  4. Step 4: Simplify right side
    26,191.81x = 515,246,371.42
  5. Step 5: Solve for x
    x = 515,246,371.42/26,191.81
  6. Step 6: Final answer
    x = 19,672.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.