Home / 26,923.64-37,158.11-15,443.03

Finding the Fourth Proportional to 26,923.64, 37,158.11 and 15,443.03

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Solution

The fourth proportional to 26,923.64, 37,158.11 and 15,443.03 is: 21,313.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.64 : 37,158.11 = 15,443.03 : x
  2. Step 2: Convert to fraction form
    26,923.64/37,158.11 = 15,443.03/x
  3. Step 3: Cross multiply
    26,923.64x = 37,158.11 × 15,443.03
  4. Step 4: Simplify right side
    26,923.64x = 573,833,544.47
  5. Step 5: Solve for x
    x = 573,833,544.47/26,923.64
  6. Step 6: Final answer
    x = 21,313.38

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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.