Home / 19,974.42-29,964.51-6,124.50

Finding the Fourth Proportional to 19,974.42, 29,964.51 and 6,124.50

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Solution

The fourth proportional to 19,974.42, 29,964.51 and 6,124.50 is: 9,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.42 : 29,964.51 = 6,124.50 : x
  2. Step 2: Convert to fraction form
    19,974.42/29,964.51 = 6,124.50/x
  3. Step 3: Cross multiply
    19,974.42x = 29,964.51 × 6,124.50
  4. Step 4: Simplify right side
    19,974.42x = 183,517,641.50
  5. Step 5: Solve for x
    x = 183,517,641.50/19,974.42
  6. Step 6: Final answer
    x = 9,187.63

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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.