Home / 31,203.18-43,055.41-17,774.71

Finding the Fourth Proportional to 31,203.18, 43,055.41 and 17,774.71

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Solution

The fourth proportional to 31,203.18, 43,055.41 and 17,774.71 is: 24,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.18 : 43,055.41 = 17,774.71 : x
  2. Step 2: Convert to fraction form
    31,203.18/43,055.41 = 17,774.71/x
  3. Step 3: Cross multiply
    31,203.18x = 43,055.41 × 17,774.71
  4. Step 4: Simplify right side
    31,203.18x = 765,297,426.68
  5. Step 5: Solve for x
    x = 765,297,426.68/31,203.18
  6. Step 6: Final answer
    x = 24,526.26

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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.