Home / 47,048.20-64,924.13-27,928.79

Finding the Fourth Proportional to 47,048.20, 64,924.13 and 27,928.79

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Solution

The fourth proportional to 47,048.20, 64,924.13 and 27,928.79 is: 38,540.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048.20 : 64,924.13 = 27,928.79 : x
  2. Step 2: Convert to fraction form
    47,048.20/64,924.13 = 27,928.79/x
  3. Step 3: Cross multiply
    47,048.20x = 64,924.13 × 27,928.79
  4. Step 4: Simplify right side
    47,048.20x = 1,813,252,392.70
  5. Step 5: Solve for x
    x = 1,813,252,392.70/47,048.20
  6. Step 6: Final answer
    x = 38,540.31

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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.