Home / 25,254.96-34,896.96-18,169.20

Finding the Fourth Proportional to 25,254.96, 34,896.96 and 18,169.20

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Solution

The fourth proportional to 25,254.96, 34,896.96 and 18,169.20 is: 25,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254.96 : 34,896.96 = 18,169.20 : x
  2. Step 2: Convert to fraction form
    25,254.96/34,896.96 = 18,169.20/x
  3. Step 3: Cross multiply
    25,254.96x = 34,896.96 × 18,169.20
  4. Step 4: Simplify right side
    25,254.96x = 634,049,845.63
  5. Step 5: Solve for x
    x = 634,049,845.63/25,254.96
  6. Step 6: Final answer
    x = 25,105.95

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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.