Home / 17,966.12-24,788.22-10,887.80

Finding the Fourth Proportional to 17,966.12, 24,788.22 and 10,887.80

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Solution

The fourth proportional to 17,966.12, 24,788.22 and 10,887.80 is: 15,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.12 : 24,788.22 = 10,887.80 : x
  2. Step 2: Convert to fraction form
    17,966.12/24,788.22 = 10,887.80/x
  3. Step 3: Cross multiply
    17,966.12x = 24,788.22 × 10,887.80
  4. Step 4: Simplify right side
    17,966.12x = 269,889,181.72
  5. Step 5: Solve for x
    x = 269,889,181.72/17,966.12
  6. Step 6: Final answer
    x = 15,022.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.