Home / 47,787.01-65,918.84-29,629.45

Finding the Fourth Proportional to 47,787.01, 65,918.84 and 29,629.45

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Solution

The fourth proportional to 47,787.01, 65,918.84 and 29,629.45 is: 40,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,787.01 : 65,918.84 = 29,629.45 : x
  2. Step 2: Convert to fraction form
    47,787.01/65,918.84 = 29,629.45/x
  3. Step 3: Cross multiply
    47,787.01x = 65,918.84 × 29,629.45
  4. Step 4: Simplify right side
    47,787.01x = 1,953,138,620.63
  5. Step 5: Solve for x
    x = 1,953,138,620.63/47,787.01
  6. Step 6: Final answer
    x = 40,871.75

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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.