Home / 42,201.15-58,228.09-25,202.31

Finding the Fourth Proportional to 42,201.15, 58,228.09 and 25,202.31

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Solution

The fourth proportional to 42,201.15, 58,228.09 and 25,202.31 is: 34,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,201.15 : 58,228.09 = 25,202.31 : x
  2. Step 2: Convert to fraction form
    42,201.15/58,228.09 = 25,202.31/x
  3. Step 3: Cross multiply
    42,201.15x = 58,228.09 × 25,202.31
  4. Step 4: Simplify right side
    42,201.15x = 1,467,482,374.89
  5. Step 5: Solve for x
    x = 1,467,482,374.89/42,201.15
  6. Step 6: Final answer
    x = 34,773.52

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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.