Home / 42,028.08-57,998.37-22,907.85

Finding the Fourth Proportional to 42,028.08, 57,998.37 and 22,907.85

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Solution

The fourth proportional to 42,028.08, 57,998.37 and 22,907.85 is: 31,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028.08 : 57,998.37 = 22,907.85 : x
  2. Step 2: Convert to fraction form
    42,028.08/57,998.37 = 22,907.85/x
  3. Step 3: Cross multiply
    42,028.08x = 57,998.37 × 22,907.85
  4. Step 4: Simplify right side
    42,028.08x = 1,328,617,960.20
  5. Step 5: Solve for x
    x = 1,328,617,960.20/42,028.08
  6. Step 6: Final answer
    x = 31,612.63

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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.