Home / 17,280.54-23,825.36-11,302.74

Finding the Fourth Proportional to 17,280.54, 23,825.36 and 11,302.74

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Solution

The fourth proportional to 17,280.54, 23,825.36 and 11,302.74 is: 15,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.54 : 23,825.36 = 11,302.74 : x
  2. Step 2: Convert to fraction form
    17,280.54/23,825.36 = 11,302.74/x
  3. Step 3: Cross multiply
    17,280.54x = 23,825.36 × 11,302.74
  4. Step 4: Simplify right side
    17,280.54x = 269,291,849.49
  5. Step 5: Solve for x
    x = 269,291,849.49/17,280.54
  6. Step 6: Final answer
    x = 15,583.53

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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.