Home / 36,212.76-54,330.48-10,913.28

Finding the Fourth Proportional to 36,212.76, 54,330.48 and 10,913.28

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Solution

The fourth proportional to 36,212.76, 54,330.48 and 10,913.28 is: 16,373.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,212.76 : 54,330.48 = 10,913.28 : x
  2. Step 2: Convert to fraction form
    36,212.76/54,330.48 = 10,913.28/x
  3. Step 3: Cross multiply
    36,212.76x = 54,330.48 × 10,913.28
  4. Step 4: Simplify right side
    36,212.76x = 592,923,740.77
  5. Step 5: Solve for x
    x = 592,923,740.77/36,212.76
  6. Step 6: Final answer
    x = 16,373.34

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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.