Home / 16,028.40-22,119.07-8,858.80

Finding the Fourth Proportional to 16,028.40, 22,119.07 and 8,858.80

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Solution

The fourth proportional to 16,028.40, 22,119.07 and 8,858.80 is: 12,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.40 : 22,119.07 = 8,858.80 : x
  2. Step 2: Convert to fraction form
    16,028.40/22,119.07 = 8,858.80/x
  3. Step 3: Cross multiply
    16,028.40x = 22,119.07 × 8,858.80
  4. Step 4: Simplify right side
    16,028.40x = 195,948,417.32
  5. Step 5: Solve for x
    x = 195,948,417.32/16,028.40
  6. Step 6: Final answer
    x = 12,225.08

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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.