Home / 42,019.74-57,974.81-25,015.41

Finding the Fourth Proportional to 42,019.74, 57,974.81 and 25,015.41

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Solution

The fourth proportional to 42,019.74, 57,974.81 and 25,015.41 is: 34,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019.74 : 57,974.81 = 25,015.41 : x
  2. Step 2: Convert to fraction form
    42,019.74/57,974.81 = 25,015.41/x
  3. Step 3: Cross multiply
    42,019.74x = 57,974.81 × 25,015.41
  4. Step 4: Simplify right side
    42,019.74x = 1,450,263,516.75
  5. Step 5: Solve for x
    x = 1,450,263,516.75/42,019.74
  6. Step 6: Final answer
    x = 34,513.86

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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.