Home / 15,399.20-23,098.59-3,712.32

Finding the Fourth Proportional to 15,399.20, 23,098.59 and 3,712.32

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Solution

The fourth proportional to 15,399.20, 23,098.59 and 3,712.32 is: 5,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,399.20 : 23,098.59 = 3,712.32 : x
  2. Step 2: Convert to fraction form
    15,399.20/23,098.59 = 3,712.32/x
  3. Step 3: Cross multiply
    15,399.20x = 23,098.59 × 3,712.32
  4. Step 4: Simplify right side
    15,399.20x = 85,749,357.63
  5. Step 5: Solve for x
    x = 85,749,357.63/15,399.20
  6. Step 6: Final answer
    x = 5,568.43

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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.