Home / 49,381.05-68,146.73-27,875.09

Finding the Fourth Proportional to 49,381.05, 68,146.73 and 27,875.09

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Solution

The fourth proportional to 49,381.05, 68,146.73 and 27,875.09 is: 38,468.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.05 : 68,146.73 = 27,875.09 : x
  2. Step 2: Convert to fraction form
    49,381.05/68,146.73 = 27,875.09/x
  3. Step 3: Cross multiply
    49,381.05x = 68,146.73 × 27,875.09
  4. Step 4: Simplify right side
    49,381.05x = 1,899,596,262.95
  5. Step 5: Solve for x
    x = 1,899,596,262.95/49,381.05
  6. Step 6: Final answer
    x = 38,468.12

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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.