Home / 40,461.64-55,839.06-22,558.12

Finding the Fourth Proportional to 40,461.64, 55,839.06 and 22,558.12

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Solution

The fourth proportional to 40,461.64, 55,839.06 and 22,558.12 is: 31,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.64 : 55,839.06 = 22,558.12 : x
  2. Step 2: Convert to fraction form
    40,461.64/55,839.06 = 22,558.12/x
  3. Step 3: Cross multiply
    40,461.64x = 55,839.06 × 22,558.12
  4. Step 4: Simplify right side
    40,461.64x = 1,259,624,216.17
  5. Step 5: Solve for x
    x = 1,259,624,216.17/40,461.64
  6. Step 6: Final answer
    x = 31,131.32

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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.