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Finding the Fourth Proportional to 22,645.12, 33,965.52 and 7,054.24

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Solution

The fourth proportional to 22,645.12, 33,965.52 and 7,054.24 is: 10,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.12 : 33,965.52 = 7,054.24 : x
  2. Step 2: Convert to fraction form
    22,645.12/33,965.52 = 7,054.24/x
  3. Step 3: Cross multiply
    22,645.12x = 33,965.52 × 7,054.24
  4. Step 4: Simplify right side
    22,645.12x = 239,600,929.80
  5. Step 5: Solve for x
    x = 239,600,929.80/22,645.12
  6. Step 6: Final answer
    x = 10,580.69

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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.