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Finding the Fourth Proportional to 22,675.58, 33,978.70 and 15,252.56

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Solution

The fourth proportional to 22,675.58, 33,978.70 and 15,252.56 is: 22,855.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.58 : 33,978.70 = 15,252.56 : x
  2. Step 2: Convert to fraction form
    22,675.58/33,978.70 = 15,252.56/x
  3. Step 3: Cross multiply
    22,675.58x = 33,978.70 × 15,252.56
  4. Step 4: Simplify right side
    22,675.58x = 518,262,160.47
  5. Step 5: Solve for x
    x = 518,262,160.47/22,675.58
  6. Step 6: Final answer
    x = 22,855.52

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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.