Home / 29,039.28-43,525.17-13,220.52

Finding the Fourth Proportional to 29,039.28, 43,525.17 and 13,220.52

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Solution

The fourth proportional to 29,039.28, 43,525.17 and 13,220.52 is: 19,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,039.28 : 43,525.17 = 13,220.52 : x
  2. Step 2: Convert to fraction form
    29,039.28/43,525.17 = 13,220.52/x
  3. Step 3: Cross multiply
    29,039.28x = 43,525.17 × 13,220.52
  4. Step 4: Simplify right side
    29,039.28x = 575,425,380.49
  5. Step 5: Solve for x
    x = 575,425,380.49/29,039.28
  6. Step 6: Final answer
    x = 19,815.41

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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.