Home / 50,025.83-75,038.87-20,443.67

Finding the Fourth Proportional to 50,025.83, 75,038.87 and 20,443.67

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Solution

The fourth proportional to 50,025.83, 75,038.87 and 20,443.67 is: 30,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,025.83 : 75,038.87 = 20,443.67 : x
  2. Step 2: Convert to fraction form
    50,025.83/75,038.87 = 20,443.67/x
  3. Step 3: Cross multiply
    50,025.83x = 75,038.87 × 20,443.67
  4. Step 4: Simplify right side
    50,025.83x = 1,534,069,418.04
  5. Step 5: Solve for x
    x = 1,534,069,418.04/50,025.83
  6. Step 6: Final answer
    x = 30,665.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.