Home / 34,891.56-52,320.33-12,394.62

Finding the Fourth Proportional to 34,891.56, 52,320.33 and 12,394.62

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Solution

The fourth proportional to 34,891.56, 52,320.33 and 12,394.62 is: 18,585.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,891.56 : 52,320.33 = 12,394.62 : x
  2. Step 2: Convert to fraction form
    34,891.56/52,320.33 = 12,394.62/x
  3. Step 3: Cross multiply
    34,891.56x = 52,320.33 × 12,394.62
  4. Step 4: Simplify right side
    34,891.56x = 648,490,608.62
  5. Step 5: Solve for x
    x = 648,490,608.62/34,891.56
  6. Step 6: Final answer
    x = 18,585.89

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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.