Home / 42,110.48-58,107.52-25,115.64

Finding the Fourth Proportional to 42,110.48, 58,107.52 and 25,115.64

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Solution

The fourth proportional to 42,110.48, 58,107.52 and 25,115.64 is: 34,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,110.48 : 58,107.52 = 25,115.64 : x
  2. Step 2: Convert to fraction form
    42,110.48/58,107.52 = 25,115.64/x
  3. Step 3: Cross multiply
    42,110.48x = 58,107.52 × 25,115.64
  4. Step 4: Simplify right side
    42,110.48x = 1,459,407,553.61
  5. Step 5: Solve for x
    x = 1,459,407,553.61/42,110.48
  6. Step 6: Final answer
    x = 34,656.64

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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.