Home / 16,915.84-23,344.68-9,362.14

Finding the Fourth Proportional to 16,915.84, 23,344.68 and 9,362.14

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Solution

The fourth proportional to 16,915.84, 23,344.68 and 9,362.14 is: 12,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.84 : 23,344.68 = 9,362.14 : x
  2. Step 2: Convert to fraction form
    16,915.84/23,344.68 = 9,362.14/x
  3. Step 3: Cross multiply
    16,915.84x = 23,344.68 × 9,362.14
  4. Step 4: Simplify right side
    16,915.84x = 218,556,162.42
  5. Step 5: Solve for x
    x = 218,556,162.42/16,915.84
  6. Step 6: Final answer
    x = 12,920.21

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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.