Home / 40,058.25-55,278.21-22,152.21

Finding the Fourth Proportional to 40,058.25, 55,278.21 and 22,152.21

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Solution

The fourth proportional to 40,058.25, 55,278.21 and 22,152.21 is: 30,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058.25 : 55,278.21 = 22,152.21 : x
  2. Step 2: Convert to fraction form
    40,058.25/55,278.21 = 22,152.21/x
  3. Step 3: Cross multiply
    40,058.25x = 55,278.21 × 22,152.21
  4. Step 4: Simplify right side
    40,058.25x = 1,224,534,516.34
  5. Step 5: Solve for x
    x = 1,224,534,516.34/40,058.25
  6. Step 6: Final answer
    x = 30,568.85

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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.