Home / 25,462.06-38,185.80-8,817.78

Finding the Fourth Proportional to 25,462.06, 38,185.80 and 8,817.78

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Solution

The fourth proportional to 25,462.06, 38,185.80 and 8,817.78 is: 13,224.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,462.06 : 38,185.80 = 8,817.78 : x
  2. Step 2: Convert to fraction form
    25,462.06/38,185.80 = 8,817.78/x
  3. Step 3: Cross multiply
    25,462.06x = 38,185.80 × 8,817.78
  4. Step 4: Simplify right side
    25,462.06x = 336,713,792.60
  5. Step 5: Solve for x
    x = 336,713,792.60/25,462.06
  6. Step 6: Final answer
    x = 13,224.14

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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.