Home / 31,374.42-47,056.76-9,182.58

Finding the Fourth Proportional to 31,374.42, 47,056.76 and 9,182.58

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Solution

The fourth proportional to 31,374.42, 47,056.76 and 9,182.58 is: 13,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374.42 : 47,056.76 = 9,182.58 : x
  2. Step 2: Convert to fraction form
    31,374.42/47,056.76 = 9,182.58/x
  3. Step 3: Cross multiply
    31,374.42x = 47,056.76 × 9,182.58
  4. Step 4: Simplify right side
    31,374.42x = 432,102,463.24
  5. Step 5: Solve for x
    x = 432,102,463.24/31,374.42
  6. Step 6: Final answer
    x = 13,772.44

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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.