Home / 15,491.30-23,240.57-5,495.54

Finding the Fourth Proportional to 15,491.30, 23,240.57 and 5,495.54

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Solution

The fourth proportional to 15,491.30, 23,240.57 and 5,495.54 is: 8,244.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.30 : 23,240.57 = 5,495.54 : x
  2. Step 2: Convert to fraction form
    15,491.30/23,240.57 = 5,495.54/x
  3. Step 3: Cross multiply
    15,491.30x = 23,240.57 × 5,495.54
  4. Step 4: Simplify right side
    15,491.30x = 127,719,338.38
  5. Step 5: Solve for x
    x = 127,719,338.38/15,491.30
  6. Step 6: Final answer
    x = 8,244.59

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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.