Home / 22,749.89-34,121.67-8,713.46

Finding the Fourth Proportional to 22,749.89, 34,121.67 and 8,713.46

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Solution

The fourth proportional to 22,749.89, 34,121.67 and 8,713.46 is: 13,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.89 : 34,121.67 = 8,713.46 : x
  2. Step 2: Convert to fraction form
    22,749.89/34,121.67 = 8,713.46/x
  3. Step 3: Cross multiply
    22,749.89x = 34,121.67 × 8,713.46
  4. Step 4: Simplify right side
    22,749.89x = 297,317,636.07
  5. Step 5: Solve for x
    x = 297,317,636.07/22,749.89
  6. Step 6: Final answer
    x = 13,068.97

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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.