Home / 26,356.14-36,349.81-18,800.05

Finding the Fourth Proportional to 26,356.14, 36,349.81 and 18,800.05

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Solution

The fourth proportional to 26,356.14, 36,349.81 and 18,800.05 is: 25,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.14 : 36,349.81 = 18,800.05 : x
  2. Step 2: Convert to fraction form
    26,356.14/36,349.81 = 18,800.05/x
  3. Step 3: Cross multiply
    26,356.14x = 36,349.81 × 18,800.05
  4. Step 4: Simplify right side
    26,356.14x = 683,378,245.49
  5. Step 5: Solve for x
    x = 683,378,245.49/26,356.14
  6. Step 6: Final answer
    x = 25,928.62

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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.