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Finding the Fourth Proportional to 18,844.84, 25,984.02 and 17,700.58

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Solution

The fourth proportional to 18,844.84, 25,984.02 and 17,700.58 is: 24,406.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.84 : 25,984.02 = 17,700.58 : x
  2. Step 2: Convert to fraction form
    18,844.84/25,984.02 = 17,700.58/x
  3. Step 3: Cross multiply
    18,844.84x = 25,984.02 × 17,700.58
  4. Step 4: Simplify right side
    18,844.84x = 459,932,224.73
  5. Step 5: Solve for x
    x = 459,932,224.73/18,844.84
  6. Step 6: Final answer
    x = 24,406.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.