Home / 47,989.62-66,232.08-29,127.06

Finding the Fourth Proportional to 47,989.62, 66,232.08 and 29,127.06

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Solution

The fourth proportional to 47,989.62, 66,232.08 and 29,127.06 is: 40,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,989.62 : 66,232.08 = 29,127.06 : x
  2. Step 2: Convert to fraction form
    47,989.62/66,232.08 = 29,127.06/x
  3. Step 3: Cross multiply
    47,989.62x = 66,232.08 × 29,127.06
  4. Step 4: Simplify right side
    47,989.62x = 1,929,145,768.08
  5. Step 5: Solve for x
    x = 1,929,145,768.08/47,989.62
  6. Step 6: Final answer
    x = 40,199.23

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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.