Home / 34,080-51,111.48-11,890.08

Finding the Fourth Proportional to 34,080, 51,111.48 and 11,890.08

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Solution

The fourth proportional to 34,080, 51,111.48 and 11,890.08 is: 17,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080 : 51,111.48 = 11,890.08 : x
  2. Step 2: Convert to fraction form
    34,080/51,111.48 = 11,890.08/x
  3. Step 3: Cross multiply
    34,080x = 51,111.48 × 11,890.08
  4. Step 4: Simplify right side
    34,080x = 607,719,586.12
  5. Step 5: Solve for x
    x = 607,719,586.12/34,080
  6. Step 6: Final answer
    x = 17,832.15

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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.