Home / 31,347.74-43,262.57-17,203.32

Finding the Fourth Proportional to 31,347.74, 43,262.57 and 17,203.32

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Solution

The fourth proportional to 31,347.74, 43,262.57 and 17,203.32 is: 23,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347.74 : 43,262.57 = 17,203.32 : x
  2. Step 2: Convert to fraction form
    31,347.74/43,262.57 = 17,203.32/x
  3. Step 3: Cross multiply
    31,347.74x = 43,262.57 × 17,203.32
  4. Step 4: Simplify right side
    31,347.74x = 744,259,878.74
  5. Step 5: Solve for x
    x = 744,259,878.74/31,347.74
  6. Step 6: Final answer
    x = 23,742.06

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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.