Home / 47,903.97-66,107.51-27,772.58

Finding the Fourth Proportional to 47,903.97, 66,107.51 and 27,772.58

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Solution

The fourth proportional to 47,903.97, 66,107.51 and 27,772.58 is: 38,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,903.97 : 66,107.51 = 27,772.58 : x
  2. Step 2: Convert to fraction form
    47,903.97/66,107.51 = 27,772.58/x
  3. Step 3: Cross multiply
    47,903.97x = 66,107.51 × 27,772.58
  4. Step 4: Simplify right side
    47,903.97x = 1,835,975,640.68
  5. Step 5: Solve for x
    x = 1,835,975,640.68/47,903.97
  6. Step 6: Final answer
    x = 38,326.17

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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.