Home / 38,642.00-57,946.12-13,673.75

Finding the Fourth Proportional to 38,642.00, 57,946.12 and 13,673.75

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Solution

The fourth proportional to 38,642.00, 57,946.12 and 13,673.75 is: 20,504.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,642.00 : 57,946.12 = 13,673.75 : x
  2. Step 2: Convert to fraction form
    38,642.00/57,946.12 = 13,673.75/x
  3. Step 3: Cross multiply
    38,642.00x = 57,946.12 × 13,673.75
  4. Step 4: Simplify right side
    38,642.00x = 792,340,434.44
  5. Step 5: Solve for x
    x = 792,340,434.44/38,642.00
  6. Step 6: Final answer
    x = 20,504.65

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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.