Home / 34,060.55-47,003.40-18,954.65

Finding the Fourth Proportional to 34,060.55, 47,003.40 and 18,954.65

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Solution

The fourth proportional to 34,060.55, 47,003.40 and 18,954.65 is: 26,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,060.55 : 47,003.40 = 18,954.65 : x
  2. Step 2: Convert to fraction form
    34,060.55/47,003.40 = 18,954.65/x
  3. Step 3: Cross multiply
    34,060.55x = 47,003.40 × 18,954.65
  4. Step 4: Simplify right side
    34,060.55x = 890,932,760.79
  5. Step 5: Solve for x
    x = 890,932,760.79/34,060.55
  6. Step 6: Final answer
    x = 26,157.33

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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.