Home / 15,358.20-23,037.30-9,453.30

Finding the Fourth Proportional to 15,358.20, 23,037.30 and 9,453.30

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Solution

The fourth proportional to 15,358.20, 23,037.30 and 9,453.30 is: 14,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.20 : 23,037.30 = 9,453.30 : x
  2. Step 2: Convert to fraction form
    15,358.20/23,037.30 = 9,453.30/x
  3. Step 3: Cross multiply
    15,358.20x = 23,037.30 × 9,453.30
  4. Step 4: Simplify right side
    15,358.20x = 217,778,508.09
  5. Step 5: Solve for x
    x = 217,778,508.09/15,358.20
  6. Step 6: Final answer
    x = 14,179.95

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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.