Home / 45,099.69-67,630.49-13,514.24

Finding the Fourth Proportional to 45,099.69, 67,630.49 and 13,514.24

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Solution

The fourth proportional to 45,099.69, 67,630.49 and 13,514.24 is: 20,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,099.69 : 67,630.49 = 13,514.24 : x
  2. Step 2: Convert to fraction form
    45,099.69/67,630.49 = 13,514.24/x
  3. Step 3: Cross multiply
    45,099.69x = 67,630.49 × 13,514.24
  4. Step 4: Simplify right side
    45,099.69x = 913,974,825.36
  5. Step 5: Solve for x
    x = 913,974,825.36/45,099.69
  6. Step 6: Final answer
    x = 20,265.66

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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.