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Finding the Fourth Proportional to 17,570.70, 26,356.05 and 16,793.10

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Solution

The fourth proportional to 17,570.70, 26,356.05 and 16,793.10 is: 25,189.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.70 : 26,356.05 = 16,793.10 : x
  2. Step 2: Convert to fraction form
    17,570.70/26,356.05 = 16,793.10/x
  3. Step 3: Cross multiply
    17,570.70x = 26,356.05 × 16,793.10
  4. Step 4: Simplify right side
    17,570.70x = 442,599,783.26
  5. Step 5: Solve for x
    x = 442,599,783.26/17,570.70
  6. Step 6: Final answer
    x = 25,189.65

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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.