Home / 39,964.10-55,150.47-22,059.11

Finding the Fourth Proportional to 39,964.10, 55,150.47 and 22,059.11

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Solution

The fourth proportional to 39,964.10, 55,150.47 and 22,059.11 is: 30,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.10 : 55,150.47 = 22,059.11 : x
  2. Step 2: Convert to fraction form
    39,964.10/55,150.47 = 22,059.11/x
  3. Step 3: Cross multiply
    39,964.10x = 55,150.47 × 22,059.11
  4. Step 4: Simplify right side
    39,964.10x = 1,216,570,284.28
  5. Step 5: Solve for x
    x = 1,216,570,284.28/39,964.10
  6. Step 6: Final answer
    x = 30,441.58

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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.