Home / 19,807.71-29,711.58-5,016.63

Finding the Fourth Proportional to 19,807.71, 29,711.58 and 5,016.63

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Solution

The fourth proportional to 19,807.71, 29,711.58 and 5,016.63 is: 7,524.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,807.71 : 29,711.58 = 5,016.63 : x
  2. Step 2: Convert to fraction form
    19,807.71/29,711.58 = 5,016.63/x
  3. Step 3: Cross multiply
    19,807.71x = 29,711.58 × 5,016.63
  4. Step 4: Simplify right side
    19,807.71x = 149,052,096.18
  5. Step 5: Solve for x
    x = 149,052,096.18/19,807.71
  6. Step 6: Final answer
    x = 7,524.95

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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.