Home / 34,898.20-48,159-18,982.30

Finding the Fourth Proportional to 34,898.20, 48,159 and 18,982.30

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Solution

The fourth proportional to 34,898.20, 48,159 and 18,982.30 is: 26,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,898.20 : 48,159 = 18,982.30 : x
  2. Step 2: Convert to fraction form
    34,898.20/48,159 = 18,982.30/x
  3. Step 3: Cross multiply
    34,898.20x = 48,159 × 18,982.30
  4. Step 4: Simplify right side
    34,898.20x = 914,168,585.70
  5. Step 5: Solve for x
    x = 914,168,585.70/34,898.20
  6. Step 6: Final answer
    x = 26,195.29

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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.