Home / 49,077.92-67,729.64-27,859.16

Finding the Fourth Proportional to 49,077.92, 67,729.64 and 27,859.16

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Solution

The fourth proportional to 49,077.92, 67,729.64 and 27,859.16 is: 38,446.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,077.92 : 67,729.64 = 27,859.16 : x
  2. Step 2: Convert to fraction form
    49,077.92/67,729.64 = 27,859.16/x
  3. Step 3: Cross multiply
    49,077.92x = 67,729.64 × 27,859.16
  4. Step 4: Simplify right side
    49,077.92x = 1,886,890,877.50
  5. Step 5: Solve for x
    x = 1,886,890,877.50/49,077.92
  6. Step 6: Final answer
    x = 38,446.84

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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.