Home / 15,646.53-23,469.81-5,780.73

Finding the Fourth Proportional to 15,646.53, 23,469.81 and 5,780.73

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Solution

The fourth proportional to 15,646.53, 23,469.81 and 5,780.73 is: 8,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646.53 : 23,469.81 = 5,780.73 : x
  2. Step 2: Convert to fraction form
    15,646.53/23,469.81 = 5,780.73/x
  3. Step 3: Cross multiply
    15,646.53x = 23,469.81 × 5,780.73
  4. Step 4: Simplify right side
    15,646.53x = 135,672,634.76
  5. Step 5: Solve for x
    x = 135,672,634.76/15,646.53
  6. Step 6: Final answer
    x = 8,671.10

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1.5x scale

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.