Home / 26,828.87-37,019.51-15,496.56

Finding the Fourth Proportional to 26,828.87, 37,019.51 and 15,496.56

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Solution

The fourth proportional to 26,828.87, 37,019.51 and 15,496.56 is: 21,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,828.87 : 37,019.51 = 15,496.56 : x
  2. Step 2: Convert to fraction form
    26,828.87/37,019.51 = 15,496.56/x
  3. Step 3: Cross multiply
    26,828.87x = 37,019.51 × 15,496.56
  4. Step 4: Simplify right side
    26,828.87x = 573,674,980.40
  5. Step 5: Solve for x
    x = 573,674,980.40/26,828.87
  6. Step 6: Final answer
    x = 21,382.75

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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.