Home / 25,911.80-38,858.16-9,267.32

Finding the Fourth Proportional to 25,911.80, 38,858.16 and 9,267.32

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Solution

The fourth proportional to 25,911.80, 38,858.16 and 9,267.32 is: 13,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,911.80 : 38,858.16 = 9,267.32 : x
  2. Step 2: Convert to fraction form
    25,911.80/38,858.16 = 9,267.32/x
  3. Step 3: Cross multiply
    25,911.80x = 38,858.16 × 9,267.32
  4. Step 4: Simplify right side
    25,911.80x = 360,111,003.33
  5. Step 5: Solve for x
    x = 360,111,003.33/25,911.80
  6. Step 6: Final answer
    x = 13,897.57

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1.5x scale

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.