Home / 31,254.43-46,860.74-17,221.18

Finding the Fourth Proportional to 31,254.43, 46,860.74 and 17,221.18

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Solution

The fourth proportional to 31,254.43, 46,860.74 and 17,221.18 is: 25,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.43 : 46,860.74 = 17,221.18 : x
  2. Step 2: Convert to fraction form
    31,254.43/46,860.74 = 17,221.18/x
  3. Step 3: Cross multiply
    31,254.43x = 46,860.74 × 17,221.18
  4. Step 4: Simplify right side
    31,254.43x = 806,997,004.17
  5. Step 5: Solve for x
    x = 806,997,004.17/31,254.43
  6. Step 6: Final answer
    x = 25,820.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.