Home / 47,365.66-71,022.36-19,278.50

Finding the Fourth Proportional to 47,365.66, 71,022.36 and 19,278.50

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Solution

The fourth proportional to 47,365.66, 71,022.36 and 19,278.50 is: 28,907.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,365.66 : 71,022.36 = 19,278.50 : x
  2. Step 2: Convert to fraction form
    47,365.66/71,022.36 = 19,278.50/x
  3. Step 3: Cross multiply
    47,365.66x = 71,022.36 × 19,278.50
  4. Step 4: Simplify right side
    47,365.66x = 1,369,204,567.26
  5. Step 5: Solve for x
    x = 1,369,204,567.26/47,365.66
  6. Step 6: Final answer
    x = 28,907.12

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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.