Home / 19,560.07-29,339.97-7,873.12

Finding the Fourth Proportional to 19,560.07, 29,339.97 and 7,873.12

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Solution

The fourth proportional to 19,560.07, 29,339.97 and 7,873.12 is: 11,809.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.07 : 29,339.97 = 7,873.12 : x
  2. Step 2: Convert to fraction form
    19,560.07/29,339.97 = 7,873.12/x
  3. Step 3: Cross multiply
    19,560.07x = 29,339.97 × 7,873.12
  4. Step 4: Simplify right side
    19,560.07x = 230,997,104.61
  5. Step 5: Solve for x
    x = 230,997,104.61/19,560.07
  6. Step 6: Final answer
    x = 11,809.63

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Similar ratio
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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.