Home / 31,497.04-47,194.20-18,360.52

Finding the Fourth Proportional to 31,497.04, 47,194.20 and 18,360.52

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Solution

The fourth proportional to 31,497.04, 47,194.20 and 18,360.52 is: 27,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,497.04 : 47,194.20 = 18,360.52 : x
  2. Step 2: Convert to fraction form
    31,497.04/47,194.20 = 18,360.52/x
  3. Step 3: Cross multiply
    31,497.04x = 47,194.20 × 18,360.52
  4. Step 4: Simplify right side
    31,497.04x = 866,510,052.98
  5. Step 5: Solve for x
    x = 866,510,052.98/31,497.04
  6. Step 6: Final answer
    x = 27,510.84

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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.