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Finding the Fourth Proportional to 17,591.85, 26,384.54 and 4,769.26

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Solution

The fourth proportional to 17,591.85, 26,384.54 and 4,769.26 is: 7,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,591.85 : 26,384.54 = 4,769.26 : x
  2. Step 2: Convert to fraction form
    17,591.85/26,384.54 = 4,769.26/x
  3. Step 3: Cross multiply
    17,591.85x = 26,384.54 × 4,769.26
  4. Step 4: Simplify right side
    17,591.85x = 125,834,641.43
  5. Step 5: Solve for x
    x = 125,834,641.43/17,591.85
  6. Step 6: Final answer
    x = 7,153.01

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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.