Home / 25,603.13-38,409.10-7,833.37

Finding the Fourth Proportional to 25,603.13, 38,409.10 and 7,833.37

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Solution

The fourth proportional to 25,603.13, 38,409.10 and 7,833.37 is: 11,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.13 : 38,409.10 = 7,833.37 : x
  2. Step 2: Convert to fraction form
    25,603.13/38,409.10 = 7,833.37/x
  3. Step 3: Cross multiply
    25,603.13x = 38,409.10 × 7,833.37
  4. Step 4: Simplify right side
    25,603.13x = 300,872,499.62
  5. Step 5: Solve for x
    x = 300,872,499.62/25,603.13
  6. Step 6: Final answer
    x = 11,751.40

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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.