Home / 15,904.10-23,824.87-7,997.06

Finding the Fourth Proportional to 15,904.10, 23,824.87 and 7,997.06

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Solution

The fourth proportional to 15,904.10, 23,824.87 and 7,997.06 is: 11,979.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.10 : 23,824.87 = 7,997.06 : x
  2. Step 2: Convert to fraction form
    15,904.10/23,824.87 = 7,997.06/x
  3. Step 3: Cross multiply
    15,904.10x = 23,824.87 × 7,997.06
  4. Step 4: Simplify right side
    15,904.10x = 190,528,954.45
  5. Step 5: Solve for x
    x = 190,528,954.45/15,904.10
  6. Step 6: Final answer
    x = 11,979.87

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1.5x scale

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.