Home / 26,720.58-40,066.06-10,936.70

Finding the Fourth Proportional to 26,720.58, 40,066.06 and 10,936.70

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Solution

The fourth proportional to 26,720.58, 40,066.06 and 10,936.70 is: 16,398.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.58 : 40,066.06 = 10,936.70 : x
  2. Step 2: Convert to fraction form
    26,720.58/40,066.06 = 10,936.70/x
  3. Step 3: Cross multiply
    26,720.58x = 40,066.06 × 10,936.70
  4. Step 4: Simplify right side
    26,720.58x = 438,190,478.40
  5. Step 5: Solve for x
    x = 438,190,478.40/26,720.58
  6. Step 6: Final answer
    x = 16,398.99

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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.