Home / 26,621.20-36,736.80-14,685.68

Finding the Fourth Proportional to 26,621.20, 36,736.80 and 14,685.68

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Solution

The fourth proportional to 26,621.20, 36,736.80 and 14,685.68 is: 20,265.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.20 : 36,736.80 = 14,685.68 : x
  2. Step 2: Convert to fraction form
    26,621.20/36,736.80 = 14,685.68/x
  3. Step 3: Cross multiply
    26,621.20x = 36,736.80 × 14,685.68
  4. Step 4: Simplify right side
    26,621.20x = 539,504,889.02
  5. Step 5: Solve for x
    x = 539,504,889.02/26,621.20
  6. Step 6: Final answer
    x = 20,265.99

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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.