Home / 23,338.23-32,206.89-12,728.04

Finding the Fourth Proportional to 23,338.23, 32,206.89 and 12,728.04

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Solution

The fourth proportional to 23,338.23, 32,206.89 and 12,728.04 is: 17,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.23 : 32,206.89 = 12,728.04 : x
  2. Step 2: Convert to fraction form
    23,338.23/32,206.89 = 12,728.04/x
  3. Step 3: Cross multiply
    23,338.23x = 32,206.89 × 12,728.04
  4. Step 4: Simplify right side
    23,338.23x = 409,930,584.20
  5. Step 5: Solve for x
    x = 409,930,584.20/23,338.23
  6. Step 6: Final answer
    x = 17,564.77

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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.