Home / 40,058.28-55,281.36-22,153.62

Finding the Fourth Proportional to 40,058.28, 55,281.36 and 22,153.62

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Solution

The fourth proportional to 40,058.28, 55,281.36 and 22,153.62 is: 30,572.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058.28 : 55,281.36 = 22,153.62 : x
  2. Step 2: Convert to fraction form
    40,058.28/55,281.36 = 22,153.62/x
  3. Step 3: Cross multiply
    40,058.28x = 55,281.36 × 22,153.62
  4. Step 4: Simplify right side
    40,058.28x = 1,224,682,242.52
  5. Step 5: Solve for x
    x = 1,224,682,242.52/40,058.28
  6. Step 6: Final answer
    x = 30,572.51

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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.