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Finding the Fourth Proportional to 47,452.51, 65,481.90 and 26,230.51

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Solution

The fourth proportional to 47,452.51, 65,481.90 and 26,230.51 is: 36,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,452.51 : 65,481.90 = 26,230.51 : x
  2. Step 2: Convert to fraction form
    47,452.51/65,481.90 = 26,230.51/x
  3. Step 3: Cross multiply
    47,452.51x = 65,481.90 × 26,230.51
  4. Step 4: Simplify right side
    47,452.51x = 1,717,623,632.77
  5. Step 5: Solve for x
    x = 1,717,623,632.77/47,452.51
  6. Step 6: Final answer
    x = 36,196.69

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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.