Home / 41,122.20-61,645.50-14,820.51

Finding the Fourth Proportional to 41,122.20, 61,645.50 and 14,820.51

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Solution

The fourth proportional to 41,122.20, 61,645.50 and 14,820.51 is: 22,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,122.20 : 61,645.50 = 14,820.51 : x
  2. Step 2: Convert to fraction form
    41,122.20/61,645.50 = 14,820.51/x
  3. Step 3: Cross multiply
    41,122.20x = 61,645.50 × 14,820.51
  4. Step 4: Simplify right side
    41,122.20x = 913,617,749.21
  5. Step 5: Solve for x
    x = 913,617,749.21/41,122.20
  6. Step 6: Final answer
    x = 22,217.14

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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.