Home / 25,907.78-38,852.16-9,263.36

Finding the Fourth Proportional to 25,907.78, 38,852.16 and 9,263.36

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Solution

The fourth proportional to 25,907.78, 38,852.16 and 9,263.36 is: 13,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907.78 : 38,852.16 = 9,263.36 : x
  2. Step 2: Convert to fraction form
    25,907.78/38,852.16 = 9,263.36/x
  3. Step 3: Cross multiply
    25,907.78x = 38,852.16 × 9,263.36
  4. Step 4: Simplify right side
    25,907.78x = 359,901,544.86
  5. Step 5: Solve for x
    x = 359,901,544.86/25,907.78
  6. Step 6: Final answer
    x = 13,891.64

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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.