Home / 43,209.02-64,755.20-22,447.10

Finding the Fourth Proportional to 43,209.02, 64,755.20 and 22,447.10

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Solution

The fourth proportional to 43,209.02, 64,755.20 and 22,447.10 is: 33,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,209.02 : 64,755.20 = 22,447.10 : x
  2. Step 2: Convert to fraction form
    43,209.02/64,755.20 = 22,447.10/x
  3. Step 3: Cross multiply
    43,209.02x = 64,755.20 × 22,447.10
  4. Step 4: Simplify right side
    43,209.02x = 1,453,566,449.92
  5. Step 5: Solve for x
    x = 1,453,566,449.92/43,209.02
  6. Step 6: Final answer
    x = 33,640.35

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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.