Home / 40,896.41-56,436.98-22,991.45

Finding the Fourth Proportional to 40,896.41, 56,436.98 and 22,991.45

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Solution

The fourth proportional to 40,896.41, 56,436.98 and 22,991.45 is: 31,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896.41 : 56,436.98 = 22,991.45 : x
  2. Step 2: Convert to fraction form
    40,896.41/56,436.98 = 22,991.45/x
  3. Step 3: Cross multiply
    40,896.41x = 56,436.98 × 22,991.45
  4. Step 4: Simplify right side
    40,896.41x = 1,297,567,606.68
  5. Step 5: Solve for x
    x = 1,297,567,606.68/40,896.41
  6. Step 6: Final answer
    x = 31,728.16

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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.