Home / 25,412.09-35,102.12-19,516.61

Finding the Fourth Proportional to 25,412.09, 35,102.12 and 19,516.61

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Solution

The fourth proportional to 25,412.09, 35,102.12 and 19,516.61 is: 26,958.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,412.09 : 35,102.12 = 19,516.61 : x
  2. Step 2: Convert to fraction form
    25,412.09/35,102.12 = 19,516.61/x
  3. Step 3: Cross multiply
    25,412.09x = 35,102.12 × 19,516.61
  4. Step 4: Simplify right side
    25,412.09x = 685,074,113.12
  5. Step 5: Solve for x
    x = 685,074,113.12/25,412.09
  6. Step 6: Final answer
    x = 26,958.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.