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Finding the Fourth Proportional to 18,226.64, 24,988.73 and 17,894.49

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Solution

The fourth proportional to 18,226.64, 24,988.73 and 17,894.49 is: 24,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.64 : 24,988.73 = 17,894.49 : x
  2. Step 2: Convert to fraction form
    18,226.64/24,988.73 = 17,894.49/x
  3. Step 3: Cross multiply
    18,226.64x = 24,988.73 × 17,894.49
  4. Step 4: Simplify right side
    18,226.64x = 447,160,489.63
  5. Step 5: Solve for x
    x = 447,160,489.63/18,226.64
  6. Step 6: Final answer
    x = 24,533.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.