Home / 13,756.92-20,626.23-7,097.49

Finding the Fourth Proportional to 13,756.92, 20,626.23 and 7,097.49

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Solution

The fourth proportional to 13,756.92, 20,626.23 and 7,097.49 is: 10,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756.92 : 20,626.23 = 7,097.49 : x
  2. Step 2: Convert to fraction form
    13,756.92/20,626.23 = 7,097.49/x
  3. Step 3: Cross multiply
    13,756.92x = 20,626.23 × 7,097.49
  4. Step 4: Simplify right side
    13,756.92x = 146,394,461.16
  5. Step 5: Solve for x
    x = 146,394,461.16/13,756.92
  6. Step 6: Final answer
    x = 10,641.51

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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.