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Finding the Fourth Proportional to 15,898.64, 23,844.88 and 7,999.04

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Solution

The fourth proportional to 15,898.64, 23,844.88 and 7,999.04 is: 11,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.64 : 23,844.88 = 7,999.04 : x
  2. Step 2: Convert to fraction form
    15,898.64/23,844.88 = 7,999.04/x
  3. Step 3: Cross multiply
    15,898.64x = 23,844.88 × 7,999.04
  4. Step 4: Simplify right side
    15,898.64x = 190,736,084.24
  5. Step 5: Solve for x
    x = 190,736,084.24/15,898.64
  6. Step 6: Final answer
    x = 11,997.01

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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.