Home / 17,747.36-24,516.24-12,805.28

Finding the Fourth Proportional to 17,747.36, 24,516.24 and 12,805.28

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Solution

The fourth proportional to 17,747.36, 24,516.24 and 12,805.28 is: 17,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.36 : 24,516.24 = 12,805.28 : x
  2. Step 2: Convert to fraction form
    17,747.36/24,516.24 = 12,805.28/x
  3. Step 3: Cross multiply
    17,747.36x = 24,516.24 × 12,805.28
  4. Step 4: Simplify right side
    17,747.36x = 313,937,317.75
  5. Step 5: Solve for x
    x = 313,937,317.75/17,747.36
  6. Step 6: Final answer
    x = 17,689.24

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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.