Home / 15,381.20-23,063.60-7,967.27

Finding the Fourth Proportional to 15,381.20, 23,063.60 and 7,967.27

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Solution

The fourth proportional to 15,381.20, 23,063.60 and 7,967.27 is: 11,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.20 : 23,063.60 = 7,967.27 : x
  2. Step 2: Convert to fraction form
    15,381.20/23,063.60 = 7,967.27/x
  3. Step 3: Cross multiply
    15,381.20x = 23,063.60 × 7,967.27
  4. Step 4: Simplify right side
    15,381.20x = 183,753,928.37
  5. Step 5: Solve for x
    x = 183,753,928.37/15,381.20
  6. Step 6: Final answer
    x = 11,946.66

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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.