Home / 47,854.24-71,775.89-12,796.63

Finding the Fourth Proportional to 47,854.24, 71,775.89 and 12,796.63

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Solution

The fourth proportional to 47,854.24, 71,775.89 and 12,796.63 is: 19,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.24 : 71,775.89 = 12,796.63 : x
  2. Step 2: Convert to fraction form
    47,854.24/71,775.89 = 12,796.63/x
  3. Step 3: Cross multiply
    47,854.24x = 71,775.89 × 12,796.63
  4. Step 4: Simplify right side
    47,854.24x = 918,489,263.83
  5. Step 5: Solve for x
    x = 918,489,263.83/47,854.24
  6. Step 6: Final answer
    x = 19,193.48

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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.