Home / 12,633.40-17,432.58-7,044.04

Finding the Fourth Proportional to 12,633.40, 17,432.58 and 7,044.04

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Solution

The fourth proportional to 12,633.40, 17,432.58 and 7,044.04 is: 9,719.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.40 : 17,432.58 = 7,044.04 : x
  2. Step 2: Convert to fraction form
    12,633.40/17,432.58 = 7,044.04/x
  3. Step 3: Cross multiply
    12,633.40x = 17,432.58 × 7,044.04
  4. Step 4: Simplify right side
    12,633.40x = 122,795,790.82
  5. Step 5: Solve for x
    x = 122,795,790.82/12,633.40
  6. Step 6: Final answer
    x = 9,719.93

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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.