Home / 15,403.20-23,104.59-3,716.32

Finding the Fourth Proportional to 15,403.20, 23,104.59 and 3,716.32

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Solution

The fourth proportional to 15,403.20, 23,104.59 and 3,716.32 is: 5,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,403.20 : 23,104.59 = 3,716.32 : x
  2. Step 2: Convert to fraction form
    15,403.20/23,104.59 = 3,716.32/x
  3. Step 3: Cross multiply
    15,403.20x = 23,104.59 × 3,716.32
  4. Step 4: Simplify right side
    15,403.20x = 85,864,049.91
  5. Step 5: Solve for x
    x = 85,864,049.91/15,403.20
  6. Step 6: Final answer
    x = 5,574.43

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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.