Home / 40,222.85-55,505.48-22,317.48

Finding the Fourth Proportional to 40,222.85, 55,505.48 and 22,317.48

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Solution

The fourth proportional to 40,222.85, 55,505.48 and 22,317.48 is: 30,796.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222.85 : 55,505.48 = 22,317.48 : x
  2. Step 2: Convert to fraction form
    40,222.85/55,505.48 = 22,317.48/x
  3. Step 3: Cross multiply
    40,222.85x = 55,505.48 × 22,317.48
  4. Step 4: Simplify right side
    40,222.85x = 1,238,742,328.20
  5. Step 5: Solve for x
    x = 1,238,742,328.20/40,222.85
  6. Step 6: Final answer
    x = 30,796.98

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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.