Home / 40,277.60-55,580.72-22,371.56

Finding the Fourth Proportional to 40,277.60, 55,580.72 and 22,371.56

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Solution

The fourth proportional to 40,277.60, 55,580.72 and 22,371.56 is: 30,871.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.60 : 55,580.72 = 22,371.56 : x
  2. Step 2: Convert to fraction form
    40,277.60/55,580.72 = 22,371.56/x
  3. Step 3: Cross multiply
    40,277.60x = 55,580.72 × 22,371.56
  4. Step 4: Simplify right side
    40,277.60x = 1,243,427,412.32
  5. Step 5: Solve for x
    x = 1,243,427,412.32/40,277.60
  6. Step 6: Final answer
    x = 30,871.44

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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.