Home / 47,756.32-71,630.92-19,295.24

Finding the Fourth Proportional to 47,756.32, 71,630.92 and 19,295.24

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Solution

The fourth proportional to 47,756.32, 71,630.92 and 19,295.24 is: 28,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,756.32 : 71,630.92 = 19,295.24 : x
  2. Step 2: Convert to fraction form
    47,756.32/71,630.92 = 19,295.24/x
  3. Step 3: Cross multiply
    47,756.32x = 71,630.92 × 19,295.24
  4. Step 4: Simplify right side
    47,756.32x = 1,382,135,792.82
  5. Step 5: Solve for x
    x = 1,382,135,792.82/47,756.32
  6. Step 6: Final answer
    x = 28,941.42

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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.