Home / 31,836.42-47,763.27-9,650.52

Finding the Fourth Proportional to 31,836.42, 47,763.27 and 9,650.52

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Solution

The fourth proportional to 31,836.42, 47,763.27 and 9,650.52 is: 14,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.42 : 47,763.27 = 9,650.52 : x
  2. Step 2: Convert to fraction form
    31,836.42/47,763.27 = 9,650.52/x
  3. Step 3: Cross multiply
    31,836.42x = 47,763.27 × 9,650.52
  4. Step 4: Simplify right side
    31,836.42x = 460,940,392.40
  5. Step 5: Solve for x
    x = 460,940,392.40/31,836.42
  6. Step 6: Final answer
    x = 14,478.40

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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.