Home / 11,497.17-17,145.14-11,392.07

Finding the Fourth Proportional to 11,497.17, 17,145.14 and 11,392.07

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Solution

The fourth proportional to 11,497.17, 17,145.14 and 11,392.07 is: 16,988.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.17 : 17,145.14 = 11,392.07 : x
  2. Step 2: Convert to fraction form
    11,497.17/17,145.14 = 11,392.07/x
  3. Step 3: Cross multiply
    11,497.17x = 17,145.14 × 11,392.07
  4. Step 4: Simplify right side
    11,497.17x = 195,318,706.38
  5. Step 5: Solve for x
    x = 195,318,706.38/11,497.17
  6. Step 6: Final answer
    x = 16,988.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.