Home / 15,371.64-23,066.61-7,976.04

Finding the Fourth Proportional to 15,371.64, 23,066.61 and 7,976.04

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Solution

The fourth proportional to 15,371.64, 23,066.61 and 7,976.04 is: 11,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,371.64 : 23,066.61 = 7,976.04 : x
  2. Step 2: Convert to fraction form
    15,371.64/23,066.61 = 7,976.04/x
  3. Step 3: Cross multiply
    15,371.64x = 23,066.61 × 7,976.04
  4. Step 4: Simplify right side
    15,371.64x = 183,980,204.02
  5. Step 5: Solve for x
    x = 183,980,204.02/15,371.64
  6. Step 6: Final answer
    x = 11,968.81

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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.