Home / 15,907.40-21,952.48-8,833.92

Finding the Fourth Proportional to 15,907.40, 21,952.48 and 8,833.92

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Solution

The fourth proportional to 15,907.40, 21,952.48 and 8,833.92 is: 12,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907.40 : 21,952.48 = 8,833.92 : x
  2. Step 2: Convert to fraction form
    15,907.40/21,952.48 = 8,833.92/x
  3. Step 3: Cross multiply
    15,907.40x = 21,952.48 × 8,833.92
  4. Step 4: Simplify right side
    15,907.40x = 193,926,452.12
  5. Step 5: Solve for x
    x = 193,926,452.12/15,907.40
  6. Step 6: Final answer
    x = 12,190.96

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1.5x scale

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.