Home / 31,374.50-47,047.94-14,739.26

Finding the Fourth Proportional to 31,374.50, 47,047.94 and 14,739.26

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Solution

The fourth proportional to 31,374.50, 47,047.94 and 14,739.26 is: 22,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374.50 : 47,047.94 = 14,739.26 : x
  2. Step 2: Convert to fraction form
    31,374.50/47,047.94 = 14,739.26/x
  3. Step 3: Cross multiply
    31,374.50x = 47,047.94 × 14,739.26
  4. Step 4: Simplify right side
    31,374.50x = 693,451,919.32
  5. Step 5: Solve for x
    x = 693,451,919.32/31,374.50
  6. Step 6: Final answer
    x = 22,102.40

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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.