Home / 47,729.04-71,566.13-19,668.47

Finding the Fourth Proportional to 47,729.04, 71,566.13 and 19,668.47

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Solution

The fourth proportional to 47,729.04, 71,566.13 and 19,668.47 is: 29,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,729.04 : 71,566.13 = 19,668.47 : x
  2. Step 2: Convert to fraction form
    47,729.04/71,566.13 = 19,668.47/x
  3. Step 3: Cross multiply
    47,729.04x = 71,566.13 × 19,668.47
  4. Step 4: Simplify right side
    47,729.04x = 1,407,595,824.75
  5. Step 5: Solve for x
    x = 1,407,595,824.75/47,729.04
  6. Step 6: Final answer
    x = 29,491.39

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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.