Home / 54,819.76-82,229.36-13,266.76

Finding the Fourth Proportional to 54,819.76, 82,229.36 and 13,266.76

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Solution

The fourth proportional to 54,819.76, 82,229.36 and 13,266.76 is: 19,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,819.76 : 82,229.36 = 13,266.76 : x
  2. Step 2: Convert to fraction form
    54,819.76/82,229.36 = 13,266.76/x
  3. Step 3: Cross multiply
    54,819.76x = 82,229.36 × 13,266.76
  4. Step 4: Simplify right side
    54,819.76x = 1,090,917,184.07
  5. Step 5: Solve for x
    x = 1,090,917,184.07/54,819.76
  6. Step 6: Final answer
    x = 19,900.07

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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.