Home / 16,672.32-22,911.57-15,901.38

Finding the Fourth Proportional to 16,672.32, 22,911.57 and 15,901.38

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Solution

The fourth proportional to 16,672.32, 22,911.57 and 15,901.38 is: 21,852.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.32 : 22,911.57 = 15,901.38 : x
  2. Step 2: Convert to fraction form
    16,672.32/22,911.57 = 15,901.38/x
  3. Step 3: Cross multiply
    16,672.32x = 22,911.57 × 15,901.38
  4. Step 4: Simplify right side
    16,672.32x = 364,325,580.97
  5. Step 5: Solve for x
    x = 364,325,580.97/16,672.32
  6. Step 6: Final answer
    x = 21,852.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.