Home / 31,616.21-47,447.69-14,976.27

Finding the Fourth Proportional to 31,616.21, 47,447.69 and 14,976.27

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Solution

The fourth proportional to 31,616.21, 47,447.69 and 14,976.27 is: 22,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,616.21 : 47,447.69 = 14,976.27 : x
  2. Step 2: Convert to fraction form
    31,616.21/47,447.69 = 14,976.27/x
  3. Step 3: Cross multiply
    31,616.21x = 47,447.69 × 14,976.27
  4. Step 4: Simplify right side
    31,616.21x = 710,589,416.32
  5. Step 5: Solve for x
    x = 710,589,416.32/31,616.21
  6. Step 6: Final answer
    x = 22,475.48

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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.