Home / 31,699.21-43,744.91-17,552.06

Finding the Fourth Proportional to 31,699.21, 43,744.91 and 17,552.06

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Solution

The fourth proportional to 31,699.21, 43,744.91 and 17,552.06 is: 24,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699.21 : 43,744.91 = 17,552.06 : x
  2. Step 2: Convert to fraction form
    31,699.21/43,744.91 = 17,552.06/x
  3. Step 3: Cross multiply
    31,699.21x = 43,744.91 × 17,552.06
  4. Step 4: Simplify right side
    31,699.21x = 767,813,066.29
  5. Step 5: Solve for x
    x = 767,813,066.29/31,699.21
  6. Step 6: Final answer
    x = 24,221.84

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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.