Home / 22,478.16-33,717.24-12,626.64

Finding the Fourth Proportional to 22,478.16, 33,717.24 and 12,626.64

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Solution

The fourth proportional to 22,478.16, 33,717.24 and 12,626.64 is: 18,939.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478.16 : 33,717.24 = 12,626.64 : x
  2. Step 2: Convert to fraction form
    22,478.16/33,717.24 = 12,626.64/x
  3. Step 3: Cross multiply
    22,478.16x = 33,717.24 × 12,626.64
  4. Step 4: Simplify right side
    22,478.16x = 425,735,451.27
  5. Step 5: Solve for x
    x = 425,735,451.27/22,478.16
  6. Step 6: Final answer
    x = 18,939.96

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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.