Home / 36,456.20-54,684.32-10,161.63

Finding the Fourth Proportional to 36,456.20, 54,684.32 and 10,161.63

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Solution

The fourth proportional to 36,456.20, 54,684.32 and 10,161.63 is: 15,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.20 : 54,684.32 = 10,161.63 : x
  2. Step 2: Convert to fraction form
    36,456.20/54,684.32 = 10,161.63/x
  3. Step 3: Cross multiply
    36,456.20x = 54,684.32 × 10,161.63
  4. Step 4: Simplify right side
    36,456.20x = 555,681,826.64
  5. Step 5: Solve for x
    x = 555,681,826.64/36,456.20
  6. Step 6: Final answer
    x = 15,242.45

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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.