Home / 31,940.24-47,890.28-9,746.24

Finding the Fourth Proportional to 31,940.24, 47,890.28 and 9,746.24

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Solution

The fourth proportional to 31,940.24, 47,890.28 and 9,746.24 is: 14,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,940.24 : 47,890.28 = 9,746.24 : x
  2. Step 2: Convert to fraction form
    31,940.24/47,890.28 = 9,746.24/x
  3. Step 3: Cross multiply
    31,940.24x = 47,890.28 × 9,746.24
  4. Step 4: Simplify right side
    31,940.24x = 466,750,162.55
  5. Step 5: Solve for x
    x = 466,750,162.55/31,940.24
  6. Step 6: Final answer
    x = 14,613.23

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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.