Home / 40,457.21-55,832.85-22,552.34

Finding the Fourth Proportional to 40,457.21, 55,832.85 and 22,552.34

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Solution

The fourth proportional to 40,457.21, 55,832.85 and 22,552.34 is: 31,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.21 : 55,832.85 = 22,552.34 : x
  2. Step 2: Convert to fraction form
    40,457.21/55,832.85 = 22,552.34/x
  3. Step 3: Cross multiply
    40,457.21x = 55,832.85 × 22,552.34
  4. Step 4: Simplify right side
    40,457.21x = 1,259,161,137.20
  5. Step 5: Solve for x
    x = 1,259,161,137.20/40,457.21
  6. Step 6: Final answer
    x = 31,123.29

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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.