Home / 27,673.54-38,177.85-19,294.90

Finding the Fourth Proportional to 27,673.54, 38,177.85 and 19,294.90

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Solution

The fourth proportional to 27,673.54, 38,177.85 and 19,294.90 is: 26,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.54 : 38,177.85 = 19,294.90 : x
  2. Step 2: Convert to fraction form
    27,673.54/38,177.85 = 19,294.90/x
  3. Step 3: Cross multiply
    27,673.54x = 38,177.85 × 19,294.90
  4. Step 4: Simplify right side
    27,673.54x = 736,637,797.97
  5. Step 5: Solve for x
    x = 736,637,797.97/27,673.54
  6. Step 6: Final answer
    x = 26,618.85

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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.