Home / 12,670.59-19,008.51-4,348.65

Finding the Fourth Proportional to 12,670.59, 19,008.51 and 4,348.65

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Solution

The fourth proportional to 12,670.59, 19,008.51 and 4,348.65 is: 6,523.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.59 : 19,008.51 = 4,348.65 : x
  2. Step 2: Convert to fraction form
    12,670.59/19,008.51 = 4,348.65/x
  3. Step 3: Cross multiply
    12,670.59x = 19,008.51 × 4,348.65
  4. Step 4: Simplify right side
    12,670.59x = 82,661,357.01
  5. Step 5: Solve for x
    x = 82,661,357.01/12,670.59
  6. Step 6: Final answer
    x = 6,523.88

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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.