Home / 25,922.90-38,887.56-9,284.72

Finding the Fourth Proportional to 25,922.90, 38,887.56 and 9,284.72

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Solution

The fourth proportional to 25,922.90, 38,887.56 and 9,284.72 is: 13,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.90 : 38,887.56 = 9,284.72 : x
  2. Step 2: Convert to fraction form
    25,922.90/38,887.56 = 9,284.72/x
  3. Step 3: Cross multiply
    25,922.90x = 38,887.56 × 9,284.72
  4. Step 4: Simplify right side
    25,922.90x = 361,060,106.08
  5. Step 5: Solve for x
    x = 361,060,106.08/25,922.90
  6. Step 6: Final answer
    x = 13,928.23

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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.