Home / 15,081.15-22,630.55-6,315.33

Finding the Fourth Proportional to 15,081.15, 22,630.55 and 6,315.33

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Solution

The fourth proportional to 15,081.15, 22,630.55 and 6,315.33 is: 9,476.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081.15 : 22,630.55 = 6,315.33 : x
  2. Step 2: Convert to fraction form
    15,081.15/22,630.55 = 6,315.33/x
  3. Step 3: Cross multiply
    15,081.15x = 22,630.55 × 6,315.33
  4. Step 4: Simplify right side
    15,081.15x = 142,919,359.75
  5. Step 5: Solve for x
    x = 142,919,359.75/15,081.15
  6. Step 6: Final answer
    x = 9,476.69

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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.