Home / 34,181.83-51,295.53-13,139.24

Finding the Fourth Proportional to 34,181.83, 51,295.53 and 13,139.24

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Solution

The fourth proportional to 34,181.83, 51,295.53 and 13,139.24 is: 19,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181.83 : 51,295.53 = 13,139.24 : x
  2. Step 2: Convert to fraction form
    34,181.83/51,295.53 = 13,139.24/x
  3. Step 3: Cross multiply
    34,181.83x = 51,295.53 × 13,139.24
  4. Step 4: Simplify right side
    34,181.83x = 673,984,279.60
  5. Step 5: Solve for x
    x = 673,984,279.60/34,181.83
  6. Step 6: Final answer
    x = 19,717.62

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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.