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Finding the Fourth Proportional to 17,254.85, 23,811.94 and 9,700.76

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Solution

The fourth proportional to 17,254.85, 23,811.94 and 9,700.76 is: 13,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,254.85 : 23,811.94 = 9,700.76 : x
  2. Step 2: Convert to fraction form
    17,254.85/23,811.94 = 9,700.76/x
  3. Step 3: Cross multiply
    17,254.85x = 23,811.94 × 9,700.76
  4. Step 4: Simplify right side
    17,254.85x = 230,993,915.07
  5. Step 5: Solve for x
    x = 230,993,915.07/17,254.85
  6. Step 6: Final answer
    x = 13,387.19

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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.