Home / 26,217.28-36,178.60-14,280.56

Finding the Fourth Proportional to 26,217.28, 36,178.60 and 14,280.56

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Solution

The fourth proportional to 26,217.28, 36,178.60 and 14,280.56 is: 19,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,217.28 : 36,178.60 = 14,280.56 : x
  2. Step 2: Convert to fraction form
    26,217.28/36,178.60 = 14,280.56/x
  3. Step 3: Cross multiply
    26,217.28x = 36,178.60 × 14,280.56
  4. Step 4: Simplify right side
    26,217.28x = 516,650,668.02
  5. Step 5: Solve for x
    x = 516,650,668.02/26,217.28
  6. Step 6: Final answer
    x = 19,706.49

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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.