Home / 17,623.84-26,438.20-5,940.40

Finding the Fourth Proportional to 17,623.84, 26,438.20 and 5,940.40

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Solution

The fourth proportional to 17,623.84, 26,438.20 and 5,940.40 is: 8,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.84 : 26,438.20 = 5,940.40 : x
  2. Step 2: Convert to fraction form
    17,623.84/26,438.20 = 5,940.40/x
  3. Step 3: Cross multiply
    17,623.84x = 26,438.20 × 5,940.40
  4. Step 4: Simplify right side
    17,623.84x = 157,053,483.28
  5. Step 5: Solve for x
    x = 157,053,483.28/17,623.84
  6. Step 6: Final answer
    x = 8,911.42

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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.