Home / 27,833.18-38,390.51-17,216.51

Finding the Fourth Proportional to 27,833.18, 38,390.51 and 17,216.51

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Solution

The fourth proportional to 27,833.18, 38,390.51 and 17,216.51 is: 23,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,833.18 : 38,390.51 = 17,216.51 : x
  2. Step 2: Convert to fraction form
    27,833.18/38,390.51 = 17,216.51/x
  3. Step 3: Cross multiply
    27,833.18x = 38,390.51 × 17,216.51
  4. Step 4: Simplify right side
    27,833.18x = 660,950,321.29
  5. Step 5: Solve for x
    x = 660,950,321.29/27,833.18
  6. Step 6: Final answer
    x = 23,746.85

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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.