Home / 26,654.40-36,782.40-14,716.80

Finding the Fourth Proportional to 26,654.40, 36,782.40 and 14,716.80

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Solution

The fourth proportional to 26,654.40, 36,782.40 and 14,716.80 is: 20,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.40 : 36,782.40 = 14,716.80 : x
  2. Step 2: Convert to fraction form
    26,654.40/36,782.40 = 14,716.80/x
  3. Step 3: Cross multiply
    26,654.40x = 36,782.40 × 14,716.80
  4. Step 4: Simplify right side
    26,654.40x = 541,319,224.32
  5. Step 5: Solve for x
    x = 541,319,224.32/26,654.40
  6. Step 6: Final answer
    x = 20,308.81

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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.