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Finding the Fourth Proportional to 17,492.70, 26,238.84 and 10,474.66

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Solution

The fourth proportional to 17,492.70, 26,238.84 and 10,474.66 is: 15,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,492.70 : 26,238.84 = 10,474.66 : x
  2. Step 2: Convert to fraction form
    17,492.70/26,238.84 = 10,474.66/x
  3. Step 3: Cross multiply
    17,492.70x = 26,238.84 × 10,474.66
  4. Step 4: Simplify right side
    17,492.70x = 274,842,927.79
  5. Step 5: Solve for x
    x = 274,842,927.79/17,492.70
  6. Step 6: Final answer
    x = 15,711.86

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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.