Home / 54,943.70-82,415.55-15,500.30

Finding the Fourth Proportional to 54,943.70, 82,415.55 and 15,500.30

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Solution

The fourth proportional to 54,943.70, 82,415.55 and 15,500.30 is: 23,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,943.70 : 82,415.55 = 15,500.30 : x
  2. Step 2: Convert to fraction form
    54,943.70/82,415.55 = 15,500.30/x
  3. Step 3: Cross multiply
    54,943.70x = 82,415.55 × 15,500.30
  4. Step 4: Simplify right side
    54,943.70x = 1,277,465,749.67
  5. Step 5: Solve for x
    x = 1,277,465,749.67/54,943.70
  6. Step 6: Final answer
    x = 23,250.45

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Similar ratio
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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.