Home / 22,052.11-30,434.52-13,099.65

Finding the Fourth Proportional to 22,052.11, 30,434.52 and 13,099.65

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Solution

The fourth proportional to 22,052.11, 30,434.52 and 13,099.65 is: 18,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.11 : 30,434.52 = 13,099.65 : x
  2. Step 2: Convert to fraction form
    22,052.11/30,434.52 = 13,099.65/x
  3. Step 3: Cross multiply
    22,052.11x = 30,434.52 × 13,099.65
  4. Step 4: Simplify right side
    22,052.11x = 398,681,559.92
  5. Step 5: Solve for x
    x = 398,681,559.92/22,052.11
  6. Step 6: Final answer
    x = 18,079.07

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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.