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Finding the Fourth Proportional to 17,754.50, 26,631.95 and 4,606.07

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Solution

The fourth proportional to 17,754.50, 26,631.95 and 4,606.07 is: 6,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,754.50 : 26,631.95 = 4,606.07 : x
  2. Step 2: Convert to fraction form
    17,754.50/26,631.95 = 4,606.07/x
  3. Step 3: Cross multiply
    17,754.50x = 26,631.95 × 4,606.07
  4. Step 4: Simplify right side
    17,754.50x = 122,668,625.94
  5. Step 5: Solve for x
    x = 122,668,625.94/17,754.50
  6. Step 6: Final answer
    x = 6,909.16

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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.