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Finding the Fourth Proportional to 25,360.92, 38,041.32 and 6,892.92

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Solution

The fourth proportional to 25,360.92, 38,041.32 and 6,892.92 is: 10,339.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.92 : 38,041.32 = 6,892.92 : x
  2. Step 2: Convert to fraction form
    25,360.92/38,041.32 = 6,892.92/x
  3. Step 3: Cross multiply
    25,360.92x = 38,041.32 × 6,892.92
  4. Step 4: Simplify right side
    25,360.92x = 262,215,775.45
  5. Step 5: Solve for x
    x = 262,215,775.45/25,360.92
  6. Step 6: Final answer
    x = 10,339.36

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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.