Home / 31,233.04-43,101.72-19,293.64

Finding the Fourth Proportional to 31,233.04, 43,101.72 and 19,293.64

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Solution

The fourth proportional to 31,233.04, 43,101.72 and 19,293.64 is: 26,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,233.04 : 43,101.72 = 19,293.64 : x
  2. Step 2: Convert to fraction form
    31,233.04/43,101.72 = 19,293.64/x
  3. Step 3: Cross multiply
    31,233.04x = 43,101.72 × 19,293.64
  4. Step 4: Simplify right side
    31,233.04x = 831,589,069.06
  5. Step 5: Solve for x
    x = 831,589,069.06/31,233.04
  6. Step 6: Final answer
    x = 26,625.30

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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.