Home / 18,585.07-25,635.73-11,026.05

Finding the Fourth Proportional to 18,585.07, 25,635.73 and 11,026.05

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Solution

The fourth proportional to 18,585.07, 25,635.73 and 11,026.05 is: 15,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585.07 : 25,635.73 = 11,026.05 : x
  2. Step 2: Convert to fraction form
    18,585.07/25,635.73 = 11,026.05/x
  3. Step 3: Cross multiply
    18,585.07x = 25,635.73 × 11,026.05
  4. Step 4: Simplify right side
    18,585.07x = 282,660,657.46
  5. Step 5: Solve for x
    x = 282,660,657.46/18,585.07
  6. Step 6: Final answer
    x = 15,209.02

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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.