Home / 36,278.47-54,438.72-15,216.64

Finding the Fourth Proportional to 36,278.47, 54,438.72 and 15,216.64

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Solution

The fourth proportional to 36,278.47, 54,438.72 and 15,216.64 is: 22,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.47 : 54,438.72 = 15,216.64 : x
  2. Step 2: Convert to fraction form
    36,278.47/54,438.72 = 15,216.64/x
  3. Step 3: Cross multiply
    36,278.47x = 54,438.72 × 15,216.64
  4. Step 4: Simplify right side
    36,278.47x = 828,374,230.16
  5. Step 5: Solve for x
    x = 828,374,230.16/36,278.47
  6. Step 6: Final answer
    x = 22,833.77

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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.