Home / 23,774.89-32,811.21-13,165.51

Finding the Fourth Proportional to 23,774.89, 32,811.21 and 13,165.51

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Solution

The fourth proportional to 23,774.89, 32,811.21 and 13,165.51 is: 18,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,774.89 : 32,811.21 = 13,165.51 : x
  2. Step 2: Convert to fraction form
    23,774.89/32,811.21 = 13,165.51/x
  3. Step 3: Cross multiply
    23,774.89x = 32,811.21 × 13,165.51
  4. Step 4: Simplify right side
    23,774.89x = 431,976,313.37
  5. Step 5: Solve for x
    x = 431,976,313.37/23,774.89
  6. Step 6: Final answer
    x = 18,169.43

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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.