Home / 36,278.24-54,438.37-15,216.40

Finding the Fourth Proportional to 36,278.24, 54,438.37 and 15,216.40

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Solution

The fourth proportional to 36,278.24, 54,438.37 and 15,216.40 is: 22,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.24 : 54,438.37 = 15,216.40 : x
  2. Step 2: Convert to fraction form
    36,278.24/54,438.37 = 15,216.40/x
  3. Step 3: Cross multiply
    36,278.24x = 54,438.37 × 15,216.40
  4. Step 4: Simplify right side
    36,278.24x = 828,355,839.13
  5. Step 5: Solve for x
    x = 828,355,839.13/36,278.24
  6. Step 6: Final answer
    x = 22,833.41

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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.