Home / 13,997.67-19,314.61-8,332.26

Finding the Fourth Proportional to 13,997.67, 19,314.61 and 8,332.26

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Solution

The fourth proportional to 13,997.67, 19,314.61 and 8,332.26 is: 11,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997.67 : 19,314.61 = 8,332.26 : x
  2. Step 2: Convert to fraction form
    13,997.67/19,314.61 = 8,332.26/x
  3. Step 3: Cross multiply
    13,997.67x = 19,314.61 × 8,332.26
  4. Step 4: Simplify right side
    13,997.67x = 160,934,352.32
  5. Step 5: Solve for x
    x = 160,934,352.32/13,997.67
  6. Step 6: Final answer
    x = 11,497.22

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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.