Home / 31,416.56-47,107.04-10,350.96

Finding the Fourth Proportional to 31,416.56, 47,107.04 and 10,350.96

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Solution

The fourth proportional to 31,416.56, 47,107.04 and 10,350.96 is: 15,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416.56 : 47,107.04 = 10,350.96 : x
  2. Step 2: Convert to fraction form
    31,416.56/47,107.04 = 10,350.96/x
  3. Step 3: Cross multiply
    31,416.56x = 47,107.04 × 10,350.96
  4. Step 4: Simplify right side
    31,416.56x = 487,603,086.76
  5. Step 5: Solve for x
    x = 487,603,086.76/31,416.56
  6. Step 6: Final answer
    x = 15,520.58

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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.