Home / 40,486.56-55,871.53-22,581.10

Finding the Fourth Proportional to 40,486.56, 55,871.53 and 22,581.10

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Solution

The fourth proportional to 40,486.56, 55,871.53 and 22,581.10 is: 31,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.56 : 55,871.53 = 22,581.10 : x
  2. Step 2: Convert to fraction form
    40,486.56/55,871.53 = 22,581.10/x
  3. Step 3: Cross multiply
    40,486.56x = 55,871.53 × 22,581.10
  4. Step 4: Simplify right side
    40,486.56x = 1,261,640,606.08
  5. Step 5: Solve for x
    x = 1,261,640,606.08/40,486.56
  6. Step 6: Final answer
    x = 31,161.96

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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.