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Finding the Fourth Proportional to 26,471.52, 39,707.01 and 8,003.52

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Solution

The fourth proportional to 26,471.52, 39,707.01 and 8,003.52 is: 12,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,471.52 : 39,707.01 = 8,003.52 : x
  2. Step 2: Convert to fraction form
    26,471.52/39,707.01 = 8,003.52/x
  3. Step 3: Cross multiply
    26,471.52x = 39,707.01 × 8,003.52
  4. Step 4: Simplify right side
    26,471.52x = 317,795,848.68
  5. Step 5: Solve for x
    x = 317,795,848.68/26,471.52
  6. Step 6: Final answer
    x = 12,005.20

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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.