Home / 40,028.58-55,242.81-23,260.50

Finding the Fourth Proportional to 40,028.58, 55,242.81 and 23,260.50

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Solution

The fourth proportional to 40,028.58, 55,242.81 and 23,260.50 is: 32,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,028.58 : 55,242.81 = 23,260.50 : x
  2. Step 2: Convert to fraction form
    40,028.58/55,242.81 = 23,260.50/x
  3. Step 3: Cross multiply
    40,028.58x = 55,242.81 × 23,260.50
  4. Step 4: Simplify right side
    40,028.58x = 1,284,975,382.01
  5. Step 5: Solve for x
    x = 1,284,975,382.01/40,028.58
  6. Step 6: Final answer
    x = 32,101.45

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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.