Home / 34,864.20-48,112.97-18,948.65

Finding the Fourth Proportional to 34,864.20, 48,112.97 and 18,948.65

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Solution

The fourth proportional to 34,864.20, 48,112.97 and 18,948.65 is: 26,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,864.20 : 48,112.97 = 18,948.65 : x
  2. Step 2: Convert to fraction form
    34,864.20/48,112.97 = 18,948.65/x
  3. Step 3: Cross multiply
    34,864.20x = 48,112.97 × 18,948.65
  4. Step 4: Simplify right side
    34,864.20x = 911,675,828.99
  5. Step 5: Solve for x
    x = 911,675,828.99/34,864.20
  6. Step 6: Final answer
    x = 26,149.34

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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.