Home / 17,723.23-26,588.73-5,242.28

Finding the Fourth Proportional to 17,723.23, 26,588.73 and 5,242.28

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Solution

The fourth proportional to 17,723.23, 26,588.73 and 5,242.28 is: 7,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723.23 : 26,588.73 = 5,242.28 : x
  2. Step 2: Convert to fraction form
    17,723.23/26,588.73 = 5,242.28/x
  3. Step 3: Cross multiply
    17,723.23x = 26,588.73 × 5,242.28
  4. Step 4: Simplify right side
    17,723.23x = 139,385,434.56
  5. Step 5: Solve for x
    x = 139,385,434.56/17,723.23
  6. Step 6: Final answer
    x = 7,864.56

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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.