Home / 17,828.80-24,581.39-11,444.12

Finding the Fourth Proportional to 17,828.80, 24,581.39 and 11,444.12

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Solution

The fourth proportional to 17,828.80, 24,581.39 and 11,444.12 is: 15,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.80 : 24,581.39 = 11,444.12 : x
  2. Step 2: Convert to fraction form
    17,828.80/24,581.39 = 11,444.12/x
  3. Step 3: Cross multiply
    17,828.80x = 24,581.39 × 11,444.12
  4. Step 4: Simplify right side
    17,828.80x = 281,312,376.93
  5. Step 5: Solve for x
    x = 281,312,376.93/17,828.80
  6. Step 6: Final answer
    x = 15,778.54

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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.