Home / 48,812.73-73,166.69-20,709.07

Finding the Fourth Proportional to 48,812.73, 73,166.69 and 20,709.07

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Solution

The fourth proportional to 48,812.73, 73,166.69 and 20,709.07 is: 31,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,812.73 : 73,166.69 = 20,709.07 : x
  2. Step 2: Convert to fraction form
    48,812.73/73,166.69 = 20,709.07/x
  3. Step 3: Cross multiply
    48,812.73x = 73,166.69 × 20,709.07
  4. Step 4: Simplify right side
    48,812.73x = 1,515,213,635.50
  5. Step 5: Solve for x
    x = 1,515,213,635.50/48,812.73
  6. Step 6: Final answer
    x = 31,041.36

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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.