Home / 15,979.88-23,971.52-6,127.52

Finding the Fourth Proportional to 15,979.88, 23,971.52 and 6,127.52

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Solution

The fourth proportional to 15,979.88, 23,971.52 and 6,127.52 is: 9,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.88 : 23,971.52 = 6,127.52 : x
  2. Step 2: Convert to fraction form
    15,979.88/23,971.52 = 6,127.52/x
  3. Step 3: Cross multiply
    15,979.88x = 23,971.52 × 6,127.52
  4. Step 4: Simplify right side
    15,979.88x = 146,885,968.23
  5. Step 5: Solve for x
    x = 146,885,968.23/15,979.88
  6. Step 6: Final answer
    x = 9,191.93

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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.