Home / 13,497.30-20,234.34-5,711.58

Finding the Fourth Proportional to 13,497.30, 20,234.34 and 5,711.58

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Solution

The fourth proportional to 13,497.30, 20,234.34 and 5,711.58 is: 8,562.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.30 : 20,234.34 = 5,711.58 : x
  2. Step 2: Convert to fraction form
    13,497.30/20,234.34 = 5,711.58/x
  3. Step 3: Cross multiply
    13,497.30x = 20,234.34 × 5,711.58
  4. Step 4: Simplify right side
    13,497.30x = 115,570,051.66
  5. Step 5: Solve for x
    x = 115,570,051.66/13,497.30
  6. Step 6: Final answer
    x = 8,562.46

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1.5x scale

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.