Home / 15,995.19-22,073.30-8,825.55

Finding the Fourth Proportional to 15,995.19, 22,073.30 and 8,825.55

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Solution

The fourth proportional to 15,995.19, 22,073.30 and 8,825.55 is: 12,179.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.19 : 22,073.30 = 8,825.55 : x
  2. Step 2: Convert to fraction form
    15,995.19/22,073.30 = 8,825.55/x
  3. Step 3: Cross multiply
    15,995.19x = 22,073.30 × 8,825.55
  4. Step 4: Simplify right side
    15,995.19x = 194,809,088.69
  5. Step 5: Solve for x
    x = 194,809,088.69/15,995.19
  6. Step 6: Final answer
    x = 12,179.23

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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.