Home / 29,319.60-43,947.06-13,520.14

Finding the Fourth Proportional to 29,319.60, 43,947.06 and 13,520.14

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Solution

The fourth proportional to 29,319.60, 43,947.06 and 13,520.14 is: 20,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319.60 : 43,947.06 = 13,520.14 : x
  2. Step 2: Convert to fraction form
    29,319.60/43,947.06 = 13,520.14/x
  3. Step 3: Cross multiply
    29,319.60x = 43,947.06 × 13,520.14
  4. Step 4: Simplify right side
    29,319.60x = 594,170,403.79
  5. Step 5: Solve for x
    x = 594,170,403.79/29,319.60
  6. Step 6: Final answer
    x = 20,265.30

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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.