Home / 40,486.25-55,871.03-22,581.27

Finding the Fourth Proportional to 40,486.25, 55,871.03 and 22,581.27

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Solution

The fourth proportional to 40,486.25, 55,871.03 and 22,581.27 is: 31,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.25 : 55,871.03 = 22,581.27 : x
  2. Step 2: Convert to fraction form
    40,486.25/55,871.03 = 22,581.27/x
  3. Step 3: Cross multiply
    40,486.25x = 55,871.03 × 22,581.27
  4. Step 4: Simplify right side
    40,486.25x = 1,261,638,870.06
  5. Step 5: Solve for x
    x = 1,261,638,870.06/40,486.25
  6. Step 6: Final answer
    x = 31,162.15

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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.