Home / 17,027.79-23,501.22-9,857.91

Finding the Fourth Proportional to 17,027.79, 23,501.22 and 9,857.91

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Solution

The fourth proportional to 17,027.79, 23,501.22 and 9,857.91 is: 13,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,027.79 : 23,501.22 = 9,857.91 : x
  2. Step 2: Convert to fraction form
    17,027.79/23,501.22 = 9,857.91/x
  3. Step 3: Cross multiply
    17,027.79x = 23,501.22 × 9,857.91
  4. Step 4: Simplify right side
    17,027.79x = 231,672,911.65
  5. Step 5: Solve for x
    x = 231,672,911.65/17,027.79
  6. Step 6: Final answer
    x = 13,605.58

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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.