Home / 34,087.07-51,127.02-9,129.69

Finding the Fourth Proportional to 34,087.07, 51,127.02 and 9,129.69

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Solution

The fourth proportional to 34,087.07, 51,127.02 and 9,129.69 is: 13,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087.07 : 51,127.02 = 9,129.69 : x
  2. Step 2: Convert to fraction form
    34,087.07/51,127.02 = 9,129.69/x
  3. Step 3: Cross multiply
    34,087.07x = 51,127.02 × 9,129.69
  4. Step 4: Simplify right side
    34,087.07x = 466,773,843.22
  5. Step 5: Solve for x
    x = 466,773,843.22/34,087.07
  6. Step 6: Final answer
    x = 13,693.58

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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.