Home / 36,456.76-54,688.16-10,161.76

Finding the Fourth Proportional to 36,456.76, 54,688.16 and 10,161.76

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Solution

The fourth proportional to 36,456.76, 54,688.16 and 10,161.76 is: 15,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456.76 : 54,688.16 = 10,161.76 : x
  2. Step 2: Convert to fraction form
    36,456.76/54,688.16 = 10,161.76/x
  3. Step 3: Cross multiply
    36,456.76x = 54,688.16 × 10,161.76
  4. Step 4: Simplify right side
    36,456.76x = 555,727,956.76
  5. Step 5: Solve for x
    x = 555,727,956.76/36,456.76
  6. Step 6: Final answer
    x = 15,243.48

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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.