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Finding the Fourth Proportional to 23,480.70, 32,210.40 and 22,209.54

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Solution

The fourth proportional to 23,480.70, 32,210.40 and 22,209.54 is: 30,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,480.70 : 32,210.40 = 22,209.54 : x
  2. Step 2: Convert to fraction form
    23,480.70/32,210.40 = 22,209.54/x
  3. Step 3: Cross multiply
    23,480.70x = 32,210.40 × 22,209.54
  4. Step 4: Simplify right side
    23,480.70x = 715,378,167.22
  5. Step 5: Solve for x
    x = 715,378,167.22/23,480.70
  6. Step 6: Final answer
    x = 30,466.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.