Home / 37,439.68-56,042.72-31,840.96

Finding the Fourth Proportional to 37,439.68, 56,042.72 and 31,840.96

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Solution

The fourth proportional to 37,439.68, 56,042.72 and 31,840.96 is: 47,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439.68 : 56,042.72 = 31,840.96 : x
  2. Step 2: Convert to fraction form
    37,439.68/56,042.72 = 31,840.96/x
  3. Step 3: Cross multiply
    37,439.68x = 56,042.72 × 31,840.96
  4. Step 4: Simplify right side
    37,439.68x = 1,784,454,005.81
  5. Step 5: Solve for x
    x = 1,784,454,005.81/37,439.68
  6. Step 6: Final answer
    x = 47,662.11

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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.