Home / 47,329.41-71,021.25-19,244.28

Finding the Fourth Proportional to 47,329.41, 71,021.25 and 19,244.28

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Solution

The fourth proportional to 47,329.41, 71,021.25 and 19,244.28 is: 28,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.41 : 71,021.25 = 19,244.28 : x
  2. Step 2: Convert to fraction form
    47,329.41/71,021.25 = 19,244.28/x
  3. Step 3: Cross multiply
    47,329.41x = 71,021.25 × 19,244.28
  4. Step 4: Simplify right side
    47,329.41x = 1,366,752,820.95
  5. Step 5: Solve for x
    x = 1,366,752,820.95/47,329.41
  6. Step 6: Final answer
    x = 28,877.45

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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.