Home / 47,901.25-66,103.74-27,769.80

Finding the Fourth Proportional to 47,901.25, 66,103.74 and 27,769.80

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Solution

The fourth proportional to 47,901.25, 66,103.74 and 27,769.80 is: 38,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,901.25 : 66,103.74 = 27,769.80 : x
  2. Step 2: Convert to fraction form
    47,901.25/66,103.74 = 27,769.80/x
  3. Step 3: Cross multiply
    47,901.25x = 66,103.74 × 27,769.80
  4. Step 4: Simplify right side
    47,901.25x = 1,835,687,639.05
  5. Step 5: Solve for x
    x = 1,835,687,639.05/47,901.25
  6. Step 6: Final answer
    x = 38,322.33

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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.