Home / 41,615.12-62,438.24-21,612.12

Finding the Fourth Proportional to 41,615.12, 62,438.24 and 21,612.12

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Solution

The fourth proportional to 41,615.12, 62,438.24 and 21,612.12 is: 32,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,615.12 : 62,438.24 = 21,612.12 : x
  2. Step 2: Convert to fraction form
    41,615.12/62,438.24 = 21,612.12/x
  3. Step 3: Cross multiply
    41,615.12x = 62,438.24 × 21,612.12
  4. Step 4: Simplify right side
    41,615.12x = 1,349,422,735.47
  5. Step 5: Solve for x
    x = 1,349,422,735.47/41,615.12
  6. Step 6: Final answer
    x = 32,426.26

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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.