Home / 40,573.34-55,989.21-22,664.78

Finding the Fourth Proportional to 40,573.34, 55,989.21 and 22,664.78

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Solution

The fourth proportional to 40,573.34, 55,989.21 and 22,664.78 is: 31,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,573.34 : 55,989.21 = 22,664.78 : x
  2. Step 2: Convert to fraction form
    40,573.34/55,989.21 = 22,664.78/x
  3. Step 3: Cross multiply
    40,573.34x = 55,989.21 × 22,664.78
  4. Step 4: Simplify right side
    40,573.34x = 1,268,983,127.02
  5. Step 5: Solve for x
    x = 1,268,983,127.02/40,573.34
  6. Step 6: Final answer
    x = 31,276.28

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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.