Home / 38,426.94-57,639.96-22,739.76

Finding the Fourth Proportional to 38,426.94, 57,639.96 and 22,739.76

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Solution

The fourth proportional to 38,426.94, 57,639.96 and 22,739.76 is: 34,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,426.94 : 57,639.96 = 22,739.76 : x
  2. Step 2: Convert to fraction form
    38,426.94/57,639.96 = 22,739.76/x
  3. Step 3: Cross multiply
    38,426.94x = 57,639.96 × 22,739.76
  4. Step 4: Simplify right side
    38,426.94x = 1,310,718,856.81
  5. Step 5: Solve for x
    x = 1,310,718,856.81/38,426.94
  6. Step 6: Final answer
    x = 34,109.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.