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Finding the Fourth Proportional to 15,951.84, 23,927.84 and 6,724.32

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Solution

The fourth proportional to 15,951.84, 23,927.84 and 6,724.32 is: 10,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.84 : 23,927.84 = 6,724.32 : x
  2. Step 2: Convert to fraction form
    15,951.84/23,927.84 = 6,724.32/x
  3. Step 3: Cross multiply
    15,951.84x = 23,927.84 × 6,724.32
  4. Step 4: Simplify right side
    15,951.84x = 160,898,453.07
  5. Step 5: Solve for x
    x = 160,898,453.07/15,951.84
  6. Step 6: Final answer
    x = 10,086.51

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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.