Home / 25,008-34,511.04-13,831.68

Finding the Fourth Proportional to 25,008, 34,511.04 and 13,831.68

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Solution

The fourth proportional to 25,008, 34,511.04 and 13,831.68 is: 19,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008 : 34,511.04 = 13,831.68 : x
  2. Step 2: Convert to fraction form
    25,008/34,511.04 = 13,831.68/x
  3. Step 3: Cross multiply
    25,008x = 34,511.04 × 13,831.68
  4. Step 4: Simplify right side
    25,008x = 477,345,661.75
  5. Step 5: Solve for x
    x = 477,345,661.75/25,008
  6. Step 6: Final answer
    x = 19,087.72

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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.