Home / 40,353.80-55,688.51-22,449.56

Finding the Fourth Proportional to 40,353.80, 55,688.51 and 22,449.56

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Solution

The fourth proportional to 40,353.80, 55,688.51 and 22,449.56 is: 30,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,353.80 : 55,688.51 = 22,449.56 : x
  2. Step 2: Convert to fraction form
    40,353.80/55,688.51 = 22,449.56/x
  3. Step 3: Cross multiply
    40,353.80x = 55,688.51 × 22,449.56
  4. Step 4: Simplify right side
    40,353.80x = 1,250,182,324.24
  5. Step 5: Solve for x
    x = 1,250,182,324.24/40,353.80
  6. Step 6: Final answer
    x = 30,980.54

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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.