Home / 45,371.20-67,959.60-36,623.20

Finding the Fourth Proportional to 45,371.20, 67,959.60 and 36,623.20

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Solution

The fourth proportional to 45,371.20, 67,959.60 and 36,623.20 is: 54,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,371.20 : 67,959.60 = 36,623.20 : x
  2. Step 2: Convert to fraction form
    45,371.20/67,959.60 = 36,623.20/x
  3. Step 3: Cross multiply
    45,371.20x = 67,959.60 × 36,623.20
  4. Step 4: Simplify right side
    45,371.20x = 2,488,898,022.72
  5. Step 5: Solve for x
    x = 2,488,898,022.72/45,371.20
  6. Step 6: Final answer
    x = 54,856.34

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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.