Home / 50,687.19-69,947.91-28,027.17

Finding the Fourth Proportional to 50,687.19, 69,947.91 and 28,027.17

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Solution

The fourth proportional to 50,687.19, 69,947.91 and 28,027.17 is: 38,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,687.19 : 69,947.91 = 28,027.17 : x
  2. Step 2: Convert to fraction form
    50,687.19/69,947.91 = 28,027.17/x
  3. Step 3: Cross multiply
    50,687.19x = 69,947.91 × 28,027.17
  4. Step 4: Simplify right side
    50,687.19x = 1,960,441,964.71
  5. Step 5: Solve for x
    x = 1,960,441,964.71/50,687.19
  6. Step 6: Final answer
    x = 38,677.27

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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.