Home / 12,482.22-18,726.52-3,717.22

Finding the Fourth Proportional to 12,482.22, 18,726.52 and 3,717.22

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Solution

The fourth proportional to 12,482.22, 18,726.52 and 3,717.22 is: 5,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.22 : 18,726.52 = 3,717.22 : x
  2. Step 2: Convert to fraction form
    12,482.22/18,726.52 = 3,717.22/x
  3. Step 3: Cross multiply
    12,482.22x = 18,726.52 × 3,717.22
  4. Step 4: Simplify right side
    12,482.22x = 69,610,594.67
  5. Step 5: Solve for x
    x = 69,610,594.67/12,482.22
  6. Step 6: Final answer
    x = 5,576.78

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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.