Home / 27,822.15-38,396.64-17,217.94

Finding the Fourth Proportional to 27,822.15, 38,396.64 and 17,217.94

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Solution

The fourth proportional to 27,822.15, 38,396.64 and 17,217.94 is: 23,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,822.15 : 38,396.64 = 17,217.94 : x
  2. Step 2: Convert to fraction form
    27,822.15/38,396.64 = 17,217.94/x
  3. Step 3: Cross multiply
    27,822.15x = 38,396.64 × 17,217.94
  4. Step 4: Simplify right side
    27,822.15x = 661,111,043.72
  5. Step 5: Solve for x
    x = 661,111,043.72/27,822.15
  6. Step 6: Final answer
    x = 23,762.04

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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.