Home / 34,959.20-48,244.01-20,619.36

Finding the Fourth Proportional to 34,959.20, 48,244.01 and 20,619.36

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Solution

The fourth proportional to 34,959.20, 48,244.01 and 20,619.36 is: 28,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,959.20 : 48,244.01 = 20,619.36 : x
  2. Step 2: Convert to fraction form
    34,959.20/48,244.01 = 20,619.36/x
  3. Step 3: Cross multiply
    34,959.20x = 48,244.01 × 20,619.36
  4. Step 4: Simplify right side
    34,959.20x = 994,760,506.94
  5. Step 5: Solve for x
    x = 994,760,506.94/34,959.20
  6. Step 6: Final answer
    x = 28,454.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.