Home / 40,913.92-61,072.20-35,107.84

Finding the Fourth Proportional to 40,913.92, 61,072.20 and 35,107.84

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Solution

The fourth proportional to 40,913.92, 61,072.20 and 35,107.84 is: 52,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,913.92 : 61,072.20 = 35,107.84 : x
  2. Step 2: Convert to fraction form
    40,913.92/61,072.20 = 35,107.84/x
  3. Step 3: Cross multiply
    40,913.92x = 61,072.20 × 35,107.84
  4. Step 4: Simplify right side
    40,913.92x = 2,144,113,026.05
  5. Step 5: Solve for x
    x = 2,144,113,026.05/40,913.92
  6. Step 6: Final answer
    x = 52,405.47

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1.5x scale

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.