Home / 47,751.31-71,634.73-14,463.58

Finding the Fourth Proportional to 47,751.31, 71,634.73 and 14,463.58

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Solution

The fourth proportional to 47,751.31, 71,634.73 and 14,463.58 is: 21,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,751.31 : 71,634.73 = 14,463.58 : x
  2. Step 2: Convert to fraction form
    47,751.31/71,634.73 = 14,463.58/x
  3. Step 3: Cross multiply
    47,751.31x = 71,634.73 × 14,463.58
  4. Step 4: Simplify right side
    47,751.31x = 1,036,094,648.13
  5. Step 5: Solve for x
    x = 1,036,094,648.13/47,751.31
  6. Step 6: Final answer
    x = 21,697.72

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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.