Home / 15,907.32-21,950.46-8,832.96

Finding the Fourth Proportional to 15,907.32, 21,950.46 and 8,832.96

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Solution

The fourth proportional to 15,907.32, 21,950.46 and 8,832.96 is: 12,188.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907.32 : 21,950.46 = 8,832.96 : x
  2. Step 2: Convert to fraction form
    15,907.32/21,950.46 = 8,832.96/x
  3. Step 3: Cross multiply
    15,907.32x = 21,950.46 × 8,832.96
  4. Step 4: Simplify right side
    15,907.32x = 193,887,535.16
  5. Step 5: Solve for x
    x = 193,887,535.16/15,907.32
  6. Step 6: Final answer
    x = 12,188.57

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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.