Home / 19,476.30-29,187.11-8,374.65

Finding the Fourth Proportional to 19,476.30, 29,187.11 and 8,374.65

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Solution

The fourth proportional to 19,476.30, 29,187.11 and 8,374.65 is: 12,550.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.30 : 29,187.11 = 8,374.65 : x
  2. Step 2: Convert to fraction form
    19,476.30/29,187.11 = 8,374.65/x
  3. Step 3: Cross multiply
    19,476.30x = 29,187.11 × 8,374.65
  4. Step 4: Simplify right side
    19,476.30x = 244,431,830.76
  5. Step 5: Solve for x
    x = 244,431,830.76/19,476.30
  6. Step 6: Final answer
    x = 12,550.22

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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.