Home / 20,089.44-30,095.28-15,449.76

Finding the Fourth Proportional to 20,089.44, 30,095.28 and 15,449.76

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Solution

The fourth proportional to 20,089.44, 30,095.28 and 15,449.76 is: 23,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,089.44 : 30,095.28 = 15,449.76 : x
  2. Step 2: Convert to fraction form
    20,089.44/30,095.28 = 15,449.76/x
  3. Step 3: Cross multiply
    20,089.44x = 30,095.28 × 15,449.76
  4. Step 4: Simplify right side
    20,089.44x = 464,964,853.13
  5. Step 5: Solve for x
    x = 464,964,853.13/20,089.44
  6. Step 6: Final answer
    x = 23,144.74

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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.