Home / 48,895.45-67,475.94-27,678.81

Finding the Fourth Proportional to 48,895.45, 67,475.94 and 27,678.81

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Solution

The fourth proportional to 48,895.45, 67,475.94 and 27,678.81 is: 38,196.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,895.45 : 67,475.94 = 27,678.81 : x
  2. Step 2: Convert to fraction form
    48,895.45/67,475.94 = 27,678.81/x
  3. Step 3: Cross multiply
    48,895.45x = 67,475.94 × 27,678.81
  4. Step 4: Simplify right side
    48,895.45x = 1,867,653,872.07
  5. Step 5: Solve for x
    x = 1,867,653,872.07/48,895.45
  6. Step 6: Final answer
    x = 38,196.89

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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.