Home / 25,500.96-38,261.52-11,457.18

Finding the Fourth Proportional to 25,500.96, 38,261.52 and 11,457.18

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Solution

The fourth proportional to 25,500.96, 38,261.52 and 11,457.18 is: 17,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500.96 : 38,261.52 = 11,457.18 : x
  2. Step 2: Convert to fraction form
    25,500.96/38,261.52 = 11,457.18/x
  3. Step 3: Cross multiply
    25,500.96x = 38,261.52 × 11,457.18
  4. Step 4: Simplify right side
    25,500.96x = 438,369,121.71
  5. Step 5: Solve for x
    x = 438,369,121.71/25,500.96
  6. Step 6: Final answer
    x = 17,190.30

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