Home / 34,166.24-51,252.60-11,985.20

Finding the Fourth Proportional to 34,166.24, 51,252.60 and 11,985.20

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Solution

The fourth proportional to 34,166.24, 51,252.60 and 11,985.20 is: 17,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,166.24 : 51,252.60 = 11,985.20 : x
  2. Step 2: Convert to fraction form
    34,166.24/51,252.60 = 11,985.20/x
  3. Step 3: Cross multiply
    34,166.24x = 51,252.60 × 11,985.20
  4. Step 4: Simplify right side
    34,166.24x = 614,272,661.52
  5. Step 5: Solve for x
    x = 614,272,661.52/34,166.24
  6. Step 6: Final answer
    x = 17,978.94

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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.