Home / 20,614.21-30,873.18-15,053.76

Finding the Fourth Proportional to 20,614.21, 30,873.18 and 15,053.76

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Solution

The fourth proportional to 20,614.21, 30,873.18 and 15,053.76 is: 22,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614.21 : 30,873.18 = 15,053.76 : x
  2. Step 2: Convert to fraction form
    20,614.21/30,873.18 = 15,053.76/x
  3. Step 3: Cross multiply
    20,614.21x = 30,873.18 × 15,053.76
  4. Step 4: Simplify right side
    20,614.21x = 464,757,442.16
  5. Step 5: Solve for x
    x = 464,757,442.16/20,614.21
  6. Step 6: Final answer
    x = 22,545.49

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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.