Home / 19,946.38-29,900.53-7,463.02

Finding the Fourth Proportional to 19,946.38, 29,900.53 and 7,463.02

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Solution

The fourth proportional to 19,946.38, 29,900.53 and 7,463.02 is: 11,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.38 : 29,900.53 = 7,463.02 : x
  2. Step 2: Convert to fraction form
    19,946.38/29,900.53 = 7,463.02/x
  3. Step 3: Cross multiply
    19,946.38x = 29,900.53 × 7,463.02
  4. Step 4: Simplify right side
    19,946.38x = 223,148,253.40
  5. Step 5: Solve for x
    x = 223,148,253.40/19,946.38
  6. Step 6: Final answer
    x = 11,187.41

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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.