Home / 45,103.36-67,633.71-13,501.24

Finding the Fourth Proportional to 45,103.36, 67,633.71 and 13,501.24

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Solution

The fourth proportional to 45,103.36, 67,633.71 and 13,501.24 is: 20,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,103.36 : 67,633.71 = 13,501.24 : x
  2. Step 2: Convert to fraction form
    45,103.36/67,633.71 = 13,501.24/x
  3. Step 3: Cross multiply
    45,103.36x = 67,633.71 × 13,501.24
  4. Step 4: Simplify right side
    45,103.36x = 913,138,950.80
  5. Step 5: Solve for x
    x = 913,138,950.80/45,103.36
  6. Step 6: Final answer
    x = 20,245.48

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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.