Home / 47,054.01-70,575.21-13,773.72

Finding the Fourth Proportional to 47,054.01, 70,575.21 and 13,773.72

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Solution

The fourth proportional to 47,054.01, 70,575.21 and 13,773.72 is: 20,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,054.01 : 70,575.21 = 13,773.72 : x
  2. Step 2: Convert to fraction form
    47,054.01/70,575.21 = 13,773.72/x
  3. Step 3: Cross multiply
    47,054.01x = 70,575.21 × 13,773.72
  4. Step 4: Simplify right side
    47,054.01x = 972,083,181.48
  5. Step 5: Solve for x
    x = 972,083,181.48/47,054.01
  6. Step 6: Final answer
    x = 20,658.88

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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.