Home / 40,690.76-60,974.84-36,256.36

Finding the Fourth Proportional to 40,690.76, 60,974.84 and 36,256.36

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Solution

The fourth proportional to 40,690.76, 60,974.84 and 36,256.36 is: 54,329.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.76 : 60,974.84 = 36,256.36 : x
  2. Step 2: Convert to fraction form
    40,690.76/60,974.84 = 36,256.36/x
  3. Step 3: Cross multiply
    40,690.76x = 60,974.84 × 36,256.36
  4. Step 4: Simplify right side
    40,690.76x = 2,210,725,739.94
  5. Step 5: Solve for x
    x = 2,210,725,739.94/40,690.76
  6. Step 6: Final answer
    x = 54,329.93

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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.