Home / 25,405.19-38,105.74-11,366.02

Finding the Fourth Proportional to 25,405.19, 38,105.74 and 11,366.02

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Solution

The fourth proportional to 25,405.19, 38,105.74 and 11,366.02 is: 17,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.19 : 38,105.74 = 11,366.02 : x
  2. Step 2: Convert to fraction form
    25,405.19/38,105.74 = 11,366.02/x
  3. Step 3: Cross multiply
    25,405.19x = 38,105.74 × 11,366.02
  4. Step 4: Simplify right side
    25,405.19x = 433,110,664.79
  5. Step 5: Solve for x
    x = 433,110,664.79/25,405.19
  6. Step 6: Final answer
    x = 17,048.11

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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.