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Finding the Fourth Proportional to 47,677.70, 65,798.33 and 26,456.99

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Solution

The fourth proportional to 47,677.70, 65,798.33 and 26,456.99 is: 36,512.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,677.70 : 65,798.33 = 26,456.99 : x
  2. Step 2: Convert to fraction form
    47,677.70/65,798.33 = 26,456.99/x
  3. Step 3: Cross multiply
    47,677.70x = 65,798.33 × 26,456.99
  4. Step 4: Simplify right side
    47,677.70x = 1,740,825,297.55
  5. Step 5: Solve for x
    x = 1,740,825,297.55/47,677.70
  6. Step 6: Final answer
    x = 36,512.36

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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.