Home / 40,901.78-56,443.01-22,997.81

Finding the Fourth Proportional to 40,901.78, 56,443.01 and 22,997.81

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Solution

The fourth proportional to 40,901.78, 56,443.01 and 22,997.81 is: 31,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.78 : 56,443.01 = 22,997.81 : x
  2. Step 2: Convert to fraction form
    40,901.78/56,443.01 = 22,997.81/x
  3. Step 3: Cross multiply
    40,901.78x = 56,443.01 × 22,997.81
  4. Step 4: Simplify right side
    40,901.78x = 1,298,065,222.60
  5. Step 5: Solve for x
    x = 1,298,065,222.60/40,901.78
  6. Step 6: Final answer
    x = 31,736.16

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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.