Home / 11,517.84-17,276.67-9,953.06

Finding the Fourth Proportional to 11,517.84, 17,276.67 and 9,953.06

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Solution

The fourth proportional to 11,517.84, 17,276.67 and 9,953.06 is: 14,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.84 : 17,276.67 = 9,953.06 : x
  2. Step 2: Convert to fraction form
    11,517.84/17,276.67 = 9,953.06/x
  3. Step 3: Cross multiply
    11,517.84x = 17,276.67 × 9,953.06
  4. Step 4: Simplify right side
    11,517.84x = 171,955,646.73
  5. Step 5: Solve for x
    x = 171,955,646.73/11,517.84
  6. Step 6: Final answer
    x = 14,929.50

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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.