Home / 15,491.30-23,179.52-9,254.70

Finding the Fourth Proportional to 15,491.30, 23,179.52 and 9,254.70

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Solution

The fourth proportional to 15,491.30, 23,179.52 and 9,254.70 is: 13,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.30 : 23,179.52 = 9,254.70 : x
  2. Step 2: Convert to fraction form
    15,491.30/23,179.52 = 9,254.70/x
  3. Step 3: Cross multiply
    15,491.30x = 23,179.52 × 9,254.70
  4. Step 4: Simplify right side
    15,491.30x = 214,519,526.88
  5. Step 5: Solve for x
    x = 214,519,526.88/15,491.30
  6. Step 6: Final answer
    x = 13,847.75

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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.