Home / 15,005.15-22,505.89-6,238.92

Finding the Fourth Proportional to 15,005.15, 22,505.89 and 6,238.92

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Solution

The fourth proportional to 15,005.15, 22,505.89 and 6,238.92 is: 9,357.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.15 : 22,505.89 = 6,238.92 : x
  2. Step 2: Convert to fraction form
    15,005.15/22,505.89 = 6,238.92/x
  3. Step 3: Cross multiply
    15,005.15x = 22,505.89 × 6,238.92
  4. Step 4: Simplify right side
    15,005.15x = 140,412,447.24
  5. Step 5: Solve for x
    x = 140,412,447.24/15,005.15
  6. Step 6: Final answer
    x = 9,357.62

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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.