Home / 31,746.25-43,810.31-17,407.39

Finding the Fourth Proportional to 31,746.25, 43,810.31 and 17,407.39

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Solution

The fourth proportional to 31,746.25, 43,810.31 and 17,407.39 is: 24,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746.25 : 43,810.31 = 17,407.39 : x
  2. Step 2: Convert to fraction form
    31,746.25/43,810.31 = 17,407.39/x
  3. Step 3: Cross multiply
    31,746.25x = 43,810.31 × 17,407.39
  4. Step 4: Simplify right side
    31,746.25x = 762,623,086.18
  5. Step 5: Solve for x
    x = 762,623,086.18/31,746.25
  6. Step 6: Final answer
    x = 24,022.46

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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.