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Finding the Fourth Proportional to 47,998.92, 66,240.32 and 26,782.32

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Solution

The fourth proportional to 47,998.92, 66,240.32 and 26,782.32 is: 36,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,998.92 : 66,240.32 = 26,782.32 : x
  2. Step 2: Convert to fraction form
    47,998.92/66,240.32 = 26,782.32/x
  3. Step 3: Cross multiply
    47,998.92x = 66,240.32 × 26,782.32
  4. Step 4: Simplify right side
    47,998.92x = 1,774,069,447.14
  5. Step 5: Solve for x
    x = 1,774,069,447.14/47,998.92
  6. Step 6: Final answer
    x = 36,960.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.