Home / 15,178.20-22,756.24-10,235.56

Finding the Fourth Proportional to 15,178.20, 22,756.24 and 10,235.56

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Solution

The fourth proportional to 15,178.20, 22,756.24 and 10,235.56 is: 15,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178.20 : 22,756.24 = 10,235.56 : x
  2. Step 2: Convert to fraction form
    15,178.20/22,756.24 = 10,235.56/x
  3. Step 3: Cross multiply
    15,178.20x = 22,756.24 × 10,235.56
  4. Step 4: Simplify right side
    15,178.20x = 232,922,859.89
  5. Step 5: Solve for x
    x = 232,922,859.89/15,178.20
  6. Step 6: Final answer
    x = 15,345.88

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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.