Home / 36,479.72-54,687.10-14,308.92

Finding the Fourth Proportional to 36,479.72, 54,687.10 and 14,308.92

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Solution

The fourth proportional to 36,479.72, 54,687.10 and 14,308.92 is: 21,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.72 : 54,687.10 = 14,308.92 : x
  2. Step 2: Convert to fraction form
    36,479.72/54,687.10 = 14,308.92/x
  3. Step 3: Cross multiply
    36,479.72x = 54,687.10 × 14,308.92
  4. Step 4: Simplify right side
    36,479.72x = 782,513,338.93
  5. Step 5: Solve for x
    x = 782,513,338.93/36,479.72
  6. Step 6: Final answer
    x = 21,450.64

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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.