Home / 47,079-64,969.20-26,936.04

Finding the Fourth Proportional to 47,079, 64,969.20 and 26,936.04

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Solution

The fourth proportional to 47,079, 64,969.20 and 26,936.04 is: 37,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079 : 64,969.20 = 26,936.04 : x
  2. Step 2: Convert to fraction form
    47,079/64,969.20 = 26,936.04/x
  3. Step 3: Cross multiply
    47,079x = 64,969.20 × 26,936.04
  4. Step 4: Simplify right side
    47,079x = 1,750,012,969.97
  5. Step 5: Solve for x
    x = 1,750,012,969.97/47,079
  6. Step 6: Final answer
    x = 37,171.84

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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.