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Finding the Fourth Proportional to 18,793.98, 25,961.04 and 17,465.58

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Solution

The fourth proportional to 18,793.98, 25,961.04 and 17,465.58 is: 24,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793.98 : 25,961.04 = 17,465.58 : x
  2. Step 2: Convert to fraction form
    18,793.98/25,961.04 = 17,465.58/x
  3. Step 3: Cross multiply
    18,793.98x = 25,961.04 × 17,465.58
  4. Step 4: Simplify right side
    18,793.98x = 453,424,621.00
  5. Step 5: Solve for x
    x = 453,424,621.00/18,793.98
  6. Step 6: Final answer
    x = 24,126.06

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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.