Home / 17,021.91-23,486.85-9,946.98

Finding the Fourth Proportional to 17,021.91, 23,486.85 and 9,946.98

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Solution

The fourth proportional to 17,021.91, 23,486.85 and 9,946.98 is: 13,724.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.91 : 23,486.85 = 9,946.98 : x
  2. Step 2: Convert to fraction form
    17,021.91/23,486.85 = 9,946.98/x
  3. Step 3: Cross multiply
    17,021.91x = 23,486.85 × 9,946.98
  4. Step 4: Simplify right side
    17,021.91x = 233,623,227.21
  5. Step 5: Solve for x
    x = 233,623,227.21/17,021.91
  6. Step 6: Final answer
    x = 13,724.85

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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.