Home / 38,648.93-57,959.74-18,383.30

Finding the Fourth Proportional to 38,648.93, 57,959.74 and 18,383.30

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Solution

The fourth proportional to 38,648.93, 57,959.74 and 18,383.30 is: 27,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,648.93 : 57,959.74 = 18,383.30 : x
  2. Step 2: Convert to fraction form
    38,648.93/57,959.74 = 18,383.30/x
  3. Step 3: Cross multiply
    38,648.93x = 57,959.74 × 18,383.30
  4. Step 4: Simplify right side
    38,648.93x = 1,065,491,461.49
  5. Step 5: Solve for x
    x = 1,065,491,461.49/38,648.93
  6. Step 6: Final answer
    x = 27,568.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.