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Finding the Fourth Proportional to 19,062.92, 28,597.02 and 5,916.32

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Solution

The fourth proportional to 19,062.92, 28,597.02 and 5,916.32 is: 8,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.92 : 28,597.02 = 5,916.32 : x
  2. Step 2: Convert to fraction form
    19,062.92/28,597.02 = 5,916.32/x
  3. Step 3: Cross multiply
    19,062.92x = 28,597.02 × 5,916.32
  4. Step 4: Simplify right side
    19,062.92x = 169,189,121.37
  5. Step 5: Solve for x
    x = 169,189,121.37/19,062.92
  6. Step 6: Final answer
    x = 8,875.30

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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.