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Finding the Fourth Proportional to 22,518.64, 33,799.74 and 16,657.48

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Solution

The fourth proportional to 22,518.64, 33,799.74 and 16,657.48 is: 25,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.64 : 33,799.74 = 16,657.48 : x
  2. Step 2: Convert to fraction form
    22,518.64/33,799.74 = 16,657.48/x
  3. Step 3: Cross multiply
    22,518.64x = 33,799.74 × 16,657.48
  4. Step 4: Simplify right side
    22,518.64x = 563,018,493.06
  5. Step 5: Solve for x
    x = 563,018,493.06/22,518.64
  6. Step 6: Final answer
    x = 25,002.33

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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.