Home / 45,352.26-68,026.23-13,760.91

Finding the Fourth Proportional to 45,352.26, 68,026.23 and 13,760.91

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Solution

The fourth proportional to 45,352.26, 68,026.23 and 13,760.91 is: 20,640.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,352.26 : 68,026.23 = 13,760.91 : x
  2. Step 2: Convert to fraction form
    45,352.26/68,026.23 = 13,760.91/x
  3. Step 3: Cross multiply
    45,352.26x = 68,026.23 × 13,760.91
  4. Step 4: Simplify right side
    45,352.26x = 936,102,828.67
  5. Step 5: Solve for x
    x = 936,102,828.67/45,352.26
  6. Step 6: Final answer
    x = 20,640.71

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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.