Home / 15,111.30-22,674.40-6,797.20

Finding the Fourth Proportional to 15,111.30, 22,674.40 and 6,797.20

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Solution

The fourth proportional to 15,111.30, 22,674.40 and 6,797.20 is: 10,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.30 : 22,674.40 = 6,797.20 : x
  2. Step 2: Convert to fraction form
    15,111.30/22,674.40 = 6,797.20/x
  3. Step 3: Cross multiply
    15,111.30x = 22,674.40 × 6,797.20
  4. Step 4: Simplify right side
    15,111.30x = 154,122,431.68
  5. Step 5: Solve for x
    x = 154,122,431.68/15,111.30
  6. Step 6: Final answer
    x = 10,199.15

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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.