Home / 22,139.40-33,230.70-11,058.60

Finding the Fourth Proportional to 22,139.40, 33,230.70 and 11,058.60

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Solution

The fourth proportional to 22,139.40, 33,230.70 and 11,058.60 is: 16,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.40 : 33,230.70 = 11,058.60 : x
  2. Step 2: Convert to fraction form
    22,139.40/33,230.70 = 11,058.60/x
  3. Step 3: Cross multiply
    22,139.40x = 33,230.70 × 11,058.60
  4. Step 4: Simplify right side
    22,139.40x = 367,485,019.02
  5. Step 5: Solve for x
    x = 367,485,019.02/22,139.40
  6. Step 6: Final answer
    x = 16,598.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.