Home / 36,351.28-54,516.39-14,159.71

Finding the Fourth Proportional to 36,351.28, 54,516.39 and 14,159.71

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Solution

The fourth proportional to 36,351.28, 54,516.39 and 14,159.71 is: 21,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,351.28 : 54,516.39 = 14,159.71 : x
  2. Step 2: Convert to fraction form
    36,351.28/54,516.39 = 14,159.71/x
  3. Step 3: Cross multiply
    36,351.28x = 54,516.39 × 14,159.71
  4. Step 4: Simplify right side
    36,351.28x = 771,936,136.36
  5. Step 5: Solve for x
    x = 771,936,136.36/36,351.28
  6. Step 6: Final answer
    x = 21,235.46

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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.