Home / 34,100.90-51,150.48-9,140.91

Finding the Fourth Proportional to 34,100.90, 51,150.48 and 9,140.91

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Solution

The fourth proportional to 34,100.90, 51,150.48 and 9,140.91 is: 13,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,100.90 : 51,150.48 = 9,140.91 : x
  2. Step 2: Convert to fraction form
    34,100.90/51,150.48 = 9,140.91/x
  3. Step 3: Cross multiply
    34,100.90x = 51,150.48 × 9,140.91
  4. Step 4: Simplify right side
    34,100.90x = 467,561,934.14
  5. Step 5: Solve for x
    x = 467,561,934.14/34,100.90
  6. Step 6: Final answer
    x = 13,711.13

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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.