Home / 19,542.56-29,265.20-13,671.68

Finding the Fourth Proportional to 19,542.56, 29,265.20 and 13,671.68

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Solution

The fourth proportional to 19,542.56, 29,265.20 and 13,671.68 is: 20,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.56 : 29,265.20 = 13,671.68 : x
  2. Step 2: Convert to fraction form
    19,542.56/29,265.20 = 13,671.68/x
  3. Step 3: Cross multiply
    19,542.56x = 29,265.20 × 13,671.68
  4. Step 4: Simplify right side
    19,542.56x = 400,104,449.54
  5. Step 5: Solve for x
    x = 400,104,449.54/19,542.56
  6. Step 6: Final answer
    x = 20,473.49

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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.