Home / 19,941.03-29,909.23-5,148.79

Finding the Fourth Proportional to 19,941.03, 29,909.23 and 5,148.79

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Solution

The fourth proportional to 19,941.03, 29,909.23 and 5,148.79 is: 7,722.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.03 : 29,909.23 = 5,148.79 : x
  2. Step 2: Convert to fraction form
    19,941.03/29,909.23 = 5,148.79/x
  3. Step 3: Cross multiply
    19,941.03x = 29,909.23 × 5,148.79
  4. Step 4: Simplify right side
    19,941.03x = 153,996,194.79
  5. Step 5: Solve for x
    x = 153,996,194.79/19,941.03
  6. Step 6: Final answer
    x = 7,722.58

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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.