Home / 47,209.65-70,815.41-17,621.58

Finding the Fourth Proportional to 47,209.65, 70,815.41 and 17,621.58

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Solution

The fourth proportional to 47,209.65, 70,815.41 and 17,621.58 is: 26,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,209.65 : 70,815.41 = 17,621.58 : x
  2. Step 2: Convert to fraction form
    47,209.65/70,815.41 = 17,621.58/x
  3. Step 3: Cross multiply
    47,209.65x = 70,815.41 × 17,621.58
  4. Step 4: Simplify right side
    47,209.65x = 1,247,879,324.44
  5. Step 5: Solve for x
    x = 1,247,879,324.44/47,209.65
  6. Step 6: Final answer
    x = 26,432.72

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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.