Home / 42,022.60-57,965.46-25,015.48

Finding the Fourth Proportional to 42,022.60, 57,965.46 and 25,015.48

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Solution

The fourth proportional to 42,022.60, 57,965.46 and 25,015.48 is: 34,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022.60 : 57,965.46 = 25,015.48 : x
  2. Step 2: Convert to fraction form
    42,022.60/57,965.46 = 25,015.48/x
  3. Step 3: Cross multiply
    42,022.60x = 57,965.46 × 25,015.48
  4. Step 4: Simplify right side
    42,022.60x = 1,450,033,805.32
  5. Step 5: Solve for x
    x = 1,450,033,805.32/42,022.60
  6. Step 6: Final answer
    x = 34,506.05

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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.