Home / 55,626.42-83,439.66-13,506.54

Finding the Fourth Proportional to 55,626.42, 83,439.66 and 13,506.54

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Solution

The fourth proportional to 55,626.42, 83,439.66 and 13,506.54 is: 20,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.42 : 83,439.66 = 13,506.54 : x
  2. Step 2: Convert to fraction form
    55,626.42/83,439.66 = 13,506.54/x
  3. Step 3: Cross multiply
    55,626.42x = 83,439.66 × 13,506.54
  4. Step 4: Simplify right side
    55,626.42x = 1,126,981,105.38
  5. Step 5: Solve for x
    x = 1,126,981,105.38/55,626.42
  6. Step 6: Final answer
    x = 20,259.82

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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.