Home / 40,951.28-61,388-16,007.32

Finding the Fourth Proportional to 40,951.28, 61,388 and 16,007.32

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Solution

The fourth proportional to 40,951.28, 61,388 and 16,007.32 is: 23,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,951.28 : 61,388 = 16,007.32 : x
  2. Step 2: Convert to fraction form
    40,951.28/61,388 = 16,007.32/x
  3. Step 3: Cross multiply
    40,951.28x = 61,388 × 16,007.32
  4. Step 4: Simplify right side
    40,951.28x = 982,657,360.16
  5. Step 5: Solve for x
    x = 982,657,360.16/40,951.28
  6. Step 6: Final answer
    x = 23,995.77

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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.