Home / 17,882.47-24,682.35-12,219.51

Finding the Fourth Proportional to 17,882.47, 24,682.35 and 12,219.51

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Solution

The fourth proportional to 17,882.47, 24,682.35 and 12,219.51 is: 16,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.47 : 24,682.35 = 12,219.51 : x
  2. Step 2: Convert to fraction form
    17,882.47/24,682.35 = 12,219.51/x
  3. Step 3: Cross multiply
    17,882.47x = 24,682.35 × 12,219.51
  4. Step 4: Simplify right side
    17,882.47x = 301,606,119.09
  5. Step 5: Solve for x
    x = 301,606,119.09/17,882.47
  6. Step 6: Final answer
    x = 16,866.02

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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.