Home / 27,773.19-38,287.15-19,801.58

Finding the Fourth Proportional to 27,773.19, 38,287.15 and 19,801.58

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Solution

The fourth proportional to 27,773.19, 38,287.15 and 19,801.58 is: 27,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.19 : 38,287.15 = 19,801.58 : x
  2. Step 2: Convert to fraction form
    27,773.19/38,287.15 = 19,801.58/x
  3. Step 3: Cross multiply
    27,773.19x = 38,287.15 × 19,801.58
  4. Step 4: Simplify right side
    27,773.19x = 758,145,822.76
  5. Step 5: Solve for x
    x = 758,145,822.76/27,773.19
  6. Step 6: Final answer
    x = 27,297.76

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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.