Home / 17,200.15-23,732.60-11,240.57

Finding the Fourth Proportional to 17,200.15, 23,732.60 and 11,240.57

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Solution

The fourth proportional to 17,200.15, 23,732.60 and 11,240.57 is: 15,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.15 : 23,732.60 = 11,240.57 : x
  2. Step 2: Convert to fraction form
    17,200.15/23,732.60 = 11,240.57/x
  3. Step 3: Cross multiply
    17,200.15x = 23,732.60 × 11,240.57
  4. Step 4: Simplify right side
    17,200.15x = 266,767,954.71
  5. Step 5: Solve for x
    x = 266,767,954.71/17,200.15
  6. Step 6: Final answer
    x = 15,509.63

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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.