Home / 16,028.16-22,125.60-9,742.56

Finding the Fourth Proportional to 16,028.16, 22,125.60 and 9,742.56

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Solution

The fourth proportional to 16,028.16, 22,125.60 and 9,742.56 is: 13,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.16 : 22,125.60 = 9,742.56 : x
  2. Step 2: Convert to fraction form
    16,028.16/22,125.60 = 9,742.56/x
  3. Step 3: Cross multiply
    16,028.16x = 22,125.60 × 9,742.56
  4. Step 4: Simplify right side
    16,028.16x = 215,559,985.54
  5. Step 5: Solve for x
    x = 215,559,985.54/16,028.16
  6. Step 6: Final answer
    x = 13,448.83

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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.