Home / 19,830.53-29,743.76-6,683.01

Finding the Fourth Proportional to 19,830.53, 29,743.76 and 6,683.01

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Solution

The fourth proportional to 19,830.53, 29,743.76 and 6,683.01 is: 10,023.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,830.53 : 29,743.76 = 6,683.01 : x
  2. Step 2: Convert to fraction form
    19,830.53/29,743.76 = 6,683.01/x
  3. Step 3: Cross multiply
    19,830.53x = 29,743.76 × 6,683.01
  4. Step 4: Simplify right side
    19,830.53x = 198,777,812.10
  5. Step 5: Solve for x
    x = 198,777,812.10/19,830.53
  6. Step 6: Final answer
    x = 10,023.83

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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.