Home / 16,028.77-22,119.27-8,859.22

Finding the Fourth Proportional to 16,028.77, 22,119.27 and 8,859.22

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Solution

The fourth proportional to 16,028.77, 22,119.27 and 8,859.22 is: 12,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.77 : 22,119.27 = 8,859.22 : x
  2. Step 2: Convert to fraction form
    16,028.77/22,119.27 = 8,859.22/x
  3. Step 3: Cross multiply
    16,028.77x = 22,119.27 × 8,859.22
  4. Step 4: Simplify right side
    16,028.77x = 195,959,479.17
  5. Step 5: Solve for x
    x = 195,959,479.17/16,028.77
  6. Step 6: Final answer
    x = 12,225.48

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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.