Home / 15,447.12-23,166.12-6,679.92

Finding the Fourth Proportional to 15,447.12, 23,166.12 and 6,679.92

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Solution

The fourth proportional to 15,447.12, 23,166.12 and 6,679.92 is: 10,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.12 : 23,166.12 = 6,679.92 : x
  2. Step 2: Convert to fraction form
    15,447.12/23,166.12 = 6,679.92/x
  3. Step 3: Cross multiply
    15,447.12x = 23,166.12 × 6,679.92
  4. Step 4: Simplify right side
    15,447.12x = 154,747,828.31
  5. Step 5: Solve for x
    x = 154,747,828.31/15,447.12
  6. Step 6: Final answer
    x = 10,017.91

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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.