Home / 20,840.42-31,254.10-6,050.36

Finding the Fourth Proportional to 20,840.42, 31,254.10 and 6,050.36

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Solution

The fourth proportional to 20,840.42, 31,254.10 and 6,050.36 is: 9,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,840.42 : 31,254.10 = 6,050.36 : x
  2. Step 2: Convert to fraction form
    20,840.42/31,254.10 = 6,050.36/x
  3. Step 3: Cross multiply
    20,840.42x = 31,254.10 × 6,050.36
  4. Step 4: Simplify right side
    20,840.42x = 189,098,556.48
  5. Step 5: Solve for x
    x = 189,098,556.48/20,840.42
  6. Step 6: Final answer
    x = 9,073.64

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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.