Home / 17,177.84-25,768.68-5,488.40

Finding the Fourth Proportional to 17,177.84, 25,768.68 and 5,488.40

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Solution

The fourth proportional to 17,177.84, 25,768.68 and 5,488.40 is: 8,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.84 : 25,768.68 = 5,488.40 : x
  2. Step 2: Convert to fraction form
    17,177.84/25,768.68 = 5,488.40/x
  3. Step 3: Cross multiply
    17,177.84x = 25,768.68 × 5,488.40
  4. Step 4: Simplify right side
    17,177.84x = 141,428,823.31
  5. Step 5: Solve for x
    x = 141,428,823.31/17,177.84
  6. Step 6: Final answer
    x = 8,233.21

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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.