Home / 40,917.36-61,035.27-40,240

Finding the Fourth Proportional to 40,917.36, 61,035.27 and 40,240

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Solution

The fourth proportional to 40,917.36, 61,035.27 and 40,240 is: 60,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,917.36 : 61,035.27 = 40,240 : x
  2. Step 2: Convert to fraction form
    40,917.36/61,035.27 = 40,240/x
  3. Step 3: Cross multiply
    40,917.36x = 61,035.27 × 40,240
  4. Step 4: Simplify right side
    40,917.36x = 2,456,059,264.80
  5. Step 5: Solve for x
    x = 2,456,059,264.80/40,917.36
  6. Step 6: Final answer
    x = 60,024.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.