Home / 41,289.64-56,979.39-22,426.90

Finding the Fourth Proportional to 41,289.64, 56,979.39 and 22,426.90

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Solution

The fourth proportional to 41,289.64, 56,979.39 and 22,426.90 is: 30,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,289.64 : 56,979.39 = 22,426.90 : x
  2. Step 2: Convert to fraction form
    41,289.64/56,979.39 = 22,426.90/x
  3. Step 3: Cross multiply
    41,289.64x = 56,979.39 × 22,426.90
  4. Step 4: Simplify right side
    41,289.64x = 1,277,871,081.59
  5. Step 5: Solve for x
    x = 1,277,871,081.59/41,289.64
  6. Step 6: Final answer
    x = 30,948.95

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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.