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Finding the Fourth Proportional to 22,050.52, 33,080.64 and 7,264.06

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Solution

The fourth proportional to 22,050.52, 33,080.64 and 7,264.06 is: 10,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,050.52 : 33,080.64 = 7,264.06 : x
  2. Step 2: Convert to fraction form
    22,050.52/33,080.64 = 7,264.06/x
  3. Step 3: Cross multiply
    22,050.52x = 33,080.64 × 7,264.06
  4. Step 4: Simplify right side
    22,050.52x = 240,299,753.80
  5. Step 5: Solve for x
    x = 240,299,753.80/22,050.52
  6. Step 6: Final answer
    x = 10,897.69

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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.