Home / 33,728.78-46,502.45-27,656.65

Finding the Fourth Proportional to 33,728.78, 46,502.45 and 27,656.65

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Solution

The fourth proportional to 33,728.78, 46,502.45 and 27,656.65 is: 38,130.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728.78 : 46,502.45 = 27,656.65 : x
  2. Step 2: Convert to fraction form
    33,728.78/46,502.45 = 27,656.65/x
  3. Step 3: Cross multiply
    33,728.78x = 46,502.45 × 27,656.65
  4. Step 4: Simplify right side
    33,728.78x = 1,286,101,983.79
  5. Step 5: Solve for x
    x = 1,286,101,983.79/33,728.78
  6. Step 6: Final answer
    x = 38,130.70

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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.