Home / 15,019.83-22,543.36-8,005.73

Finding the Fourth Proportional to 15,019.83, 22,543.36 and 8,005.73

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Solution

The fourth proportional to 15,019.83, 22,543.36 and 8,005.73 is: 12,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019.83 : 22,543.36 = 8,005.73 : x
  2. Step 2: Convert to fraction form
    15,019.83/22,543.36 = 8,005.73/x
  3. Step 3: Cross multiply
    15,019.83x = 22,543.36 × 8,005.73
  4. Step 4: Simplify right side
    15,019.83x = 180,476,013.42
  5. Step 5: Solve for x
    x = 180,476,013.42/15,019.83
  6. Step 6: Final answer
    x = 12,015.85

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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.