Home / 17,292.40-25,938.72-7,423.36

Finding the Fourth Proportional to 17,292.40, 25,938.72 and 7,423.36

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Solution

The fourth proportional to 17,292.40, 25,938.72 and 7,423.36 is: 11,135.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,292.40 : 25,938.72 = 7,423.36 : x
  2. Step 2: Convert to fraction form
    17,292.40/25,938.72 = 7,423.36/x
  3. Step 3: Cross multiply
    17,292.40x = 25,938.72 × 7,423.36
  4. Step 4: Simplify right side
    17,292.40x = 192,552,456.50
  5. Step 5: Solve for x
    x = 192,552,456.50/17,292.40
  6. Step 6: Final answer
    x = 11,135.09

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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.