Home / 32,289.78-44,581.44-20,208.60

Finding the Fourth Proportional to 32,289.78, 44,581.44 and 20,208.60

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Solution

The fourth proportional to 32,289.78, 44,581.44 and 20,208.60 is: 27,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,289.78 : 44,581.44 = 20,208.60 : x
  2. Step 2: Convert to fraction form
    32,289.78/44,581.44 = 20,208.60/x
  3. Step 3: Cross multiply
    32,289.78x = 44,581.44 × 20,208.60
  4. Step 4: Simplify right side
    32,289.78x = 900,928,488.38
  5. Step 5: Solve for x
    x = 900,928,488.38/32,289.78
  6. Step 6: Final answer
    x = 27,901.35

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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.