Home / 34,405.01-47,467.71-20,061.60

Finding the Fourth Proportional to 34,405.01, 47,467.71 and 20,061.60

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Solution

The fourth proportional to 34,405.01, 47,467.71 and 20,061.60 is: 27,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,405.01 : 47,467.71 = 20,061.60 : x
  2. Step 2: Convert to fraction form
    34,405.01/47,467.71 = 20,061.60/x
  3. Step 3: Cross multiply
    34,405.01x = 47,467.71 × 20,061.60
  4. Step 4: Simplify right side
    34,405.01x = 952,278,210.94
  5. Step 5: Solve for x
    x = 952,278,210.94/34,405.01
  6. Step 6: Final answer
    x = 27,678.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.