Home / 28,759.05-42,907.57-25,601.57

Finding the Fourth Proportional to 28,759.05, 42,907.57 and 25,601.57

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Solution

The fourth proportional to 28,759.05, 42,907.57 and 25,601.57 is: 38,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,759.05 : 42,907.57 = 25,601.57 : x
  2. Step 2: Convert to fraction form
    28,759.05/42,907.57 = 25,601.57/x
  3. Step 3: Cross multiply
    28,759.05x = 42,907.57 × 25,601.57
  4. Step 4: Simplify right side
    28,759.05x = 1,098,501,183.26
  5. Step 5: Solve for x
    x = 1,098,501,183.26/28,759.05
  6. Step 6: Final answer
    x = 38,196.71

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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.