Home / 25,219.29-37,822.86-11,171.55

Finding the Fourth Proportional to 25,219.29, 37,822.86 and 11,171.55

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Solution

The fourth proportional to 25,219.29, 37,822.86 and 11,171.55 is: 16,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.29 : 37,822.86 = 11,171.55 : x
  2. Step 2: Convert to fraction form
    25,219.29/37,822.86 = 11,171.55/x
  3. Step 3: Cross multiply
    25,219.29x = 37,822.86 × 11,171.55
  4. Step 4: Simplify right side
    25,219.29x = 422,539,971.63
  5. Step 5: Solve for x
    x = 422,539,971.63/25,219.29
  6. Step 6: Final answer
    x = 16,754.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.