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Finding the Fourth Proportional to 15,921.21, 23,892.22 and 6,060.57

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Solution

The fourth proportional to 15,921.21, 23,892.22 and 6,060.57 is: 9,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921.21 : 23,892.22 = 6,060.57 : x
  2. Step 2: Convert to fraction form
    15,921.21/23,892.22 = 6,060.57/x
  3. Step 3: Cross multiply
    15,921.21x = 23,892.22 × 6,060.57
  4. Step 4: Simplify right side
    15,921.21x = 144,800,490.05
  5. Step 5: Solve for x
    x = 144,800,490.05/15,921.21
  6. Step 6: Final answer
    x = 9,094.82

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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.