Home / 15,976.32-23,968.40-4,883.20

Finding the Fourth Proportional to 15,976.32, 23,968.40 and 4,883.20

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Solution

The fourth proportional to 15,976.32, 23,968.40 and 4,883.20 is: 7,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976.32 : 23,968.40 = 4,883.20 : x
  2. Step 2: Convert to fraction form
    15,976.32/23,968.40 = 4,883.20/x
  3. Step 3: Cross multiply
    15,976.32x = 23,968.40 × 4,883.20
  4. Step 4: Simplify right side
    15,976.32x = 117,042,490.88
  5. Step 5: Solve for x
    x = 117,042,490.88/15,976.32
  6. Step 6: Final answer
    x = 7,326.00

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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.