Home / 17,372.58-23,974.10-9,415

Finding the Fourth Proportional to 17,372.58, 23,974.10 and 9,415

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Solution

The fourth proportional to 17,372.58, 23,974.10 and 9,415 is: 12,992.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.58 : 23,974.10 = 9,415 : x
  2. Step 2: Convert to fraction form
    17,372.58/23,974.10 = 9,415/x
  3. Step 3: Cross multiply
    17,372.58x = 23,974.10 × 9,415
  4. Step 4: Simplify right side
    17,372.58x = 225,716,151.50
  5. Step 5: Solve for x
    x = 225,716,151.50/17,372.58
  6. Step 6: Final answer
    x = 12,992.67

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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.