Home / 40,100.14-55,211.40-35,316.70

Finding the Fourth Proportional to 40,100.14, 55,211.40 and 35,316.70

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Solution

The fourth proportional to 40,100.14, 55,211.40 and 35,316.70 is: 48,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,100.14 : 55,211.40 = 35,316.70 : x
  2. Step 2: Convert to fraction form
    40,100.14/55,211.40 = 35,316.70/x
  3. Step 3: Cross multiply
    40,100.14x = 55,211.40 × 35,316.70
  4. Step 4: Simplify right side
    40,100.14x = 1,949,884,450.38
  5. Step 5: Solve for x
    x = 1,949,884,450.38/40,100.14
  6. Step 6: Final answer
    x = 48,625.38

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1.5x scale

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.