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Finding the Fourth Proportional to 22,356.32, 33,513.62 and 7,554.88

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Solution

The fourth proportional to 22,356.32, 33,513.62 and 7,554.88 is: 11,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.32 : 33,513.62 = 7,554.88 : x
  2. Step 2: Convert to fraction form
    22,356.32/33,513.62 = 7,554.88/x
  3. Step 3: Cross multiply
    22,356.32x = 33,513.62 × 7,554.88
  4. Step 4: Simplify right side
    22,356.32x = 253,191,377.47
  5. Step 5: Solve for x
    x = 253,191,377.47/22,356.32
  6. Step 6: Final answer
    x = 11,325.27

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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.