Home / 52,920.64-79,359.06-22,512.88

Finding the Fourth Proportional to 52,920.64, 79,359.06 and 22,512.88

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Solution

The fourth proportional to 52,920.64, 79,359.06 and 22,512.88 is: 33,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,920.64 : 79,359.06 = 22,512.88 : x
  2. Step 2: Convert to fraction form
    52,920.64/79,359.06 = 22,512.88/x
  3. Step 3: Cross multiply
    52,920.64x = 79,359.06 × 22,512.88
  4. Step 4: Simplify right side
    52,920.64x = 1,786,600,994.69
  5. Step 5: Solve for x
    x = 1,786,600,994.69/52,920.64
  6. Step 6: Final answer
    x = 33,760.00

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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.