Home / 31,829.54-47,746.72-9,644.74

Finding the Fourth Proportional to 31,829.54, 47,746.72 and 9,644.74

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Solution

The fourth proportional to 31,829.54, 47,746.72 and 9,644.74 is: 14,467.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.54 : 47,746.72 = 9,644.74 : x
  2. Step 2: Convert to fraction form
    31,829.54/47,746.72 = 9,644.74/x
  3. Step 3: Cross multiply
    31,829.54x = 47,746.72 × 9,644.74
  4. Step 4: Simplify right side
    31,829.54x = 460,504,700.25
  5. Step 5: Solve for x
    x = 460,504,700.25/31,829.54
  6. Step 6: Final answer
    x = 14,467.84

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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.