Home / 23,028.86-34,527.96-8,990.18

Finding the Fourth Proportional to 23,028.86, 34,527.96 and 8,990.18

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Solution

The fourth proportional to 23,028.86, 34,527.96 and 8,990.18 is: 13,479.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,028.86 : 34,527.96 = 8,990.18 : x
  2. Step 2: Convert to fraction form
    23,028.86/34,527.96 = 8,990.18/x
  3. Step 3: Cross multiply
    23,028.86x = 34,527.96 × 8,990.18
  4. Step 4: Simplify right side
    23,028.86x = 310,412,575.43
  5. Step 5: Solve for x
    x = 310,412,575.43/23,028.86
  6. Step 6: Final answer
    x = 13,479.29

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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.