Home / 18,825.19-28,084.00-17,482.92

Finding the Fourth Proportional to 18,825.19, 28,084.00 and 17,482.92

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Solution

The fourth proportional to 18,825.19, 28,084.00 and 17,482.92 is: 26,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825.19 : 28,084.00 = 17,482.92 : x
  2. Step 2: Convert to fraction form
    18,825.19/28,084.00 = 17,482.92/x
  3. Step 3: Cross multiply
    18,825.19x = 28,084.00 × 17,482.92
  4. Step 4: Simplify right side
    18,825.19x = 490,990,281.57
  5. Step 5: Solve for x
    x = 490,990,281.57/18,825.19
  6. Step 6: Final answer
    x = 26,081.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.