Home / 28,707.24-43,061.16-11,836.44

Finding the Fourth Proportional to 28,707.24, 43,061.16 and 11,836.44

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Solution

The fourth proportional to 28,707.24, 43,061.16 and 11,836.44 is: 17,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,707.24 : 43,061.16 = 11,836.44 : x
  2. Step 2: Convert to fraction form
    28,707.24/43,061.16 = 11,836.44/x
  3. Step 3: Cross multiply
    28,707.24x = 43,061.16 × 11,836.44
  4. Step 4: Simplify right side
    28,707.24x = 509,690,836.67
  5. Step 5: Solve for x
    x = 509,690,836.67/28,707.24
  6. Step 6: Final answer
    x = 17,754.78

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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.