Home / 53,605.28-73,972.68-29,729.84

Finding the Fourth Proportional to 53,605.28, 73,972.68 and 29,729.84

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Solution

The fourth proportional to 53,605.28, 73,972.68 and 29,729.84 is: 41,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,605.28 : 73,972.68 = 29,729.84 : x
  2. Step 2: Convert to fraction form
    53,605.28/73,972.68 = 29,729.84/x
  3. Step 3: Cross multiply
    53,605.28x = 73,972.68 × 29,729.84
  4. Step 4: Simplify right side
    53,605.28x = 2,199,195,940.77
  5. Step 5: Solve for x
    x = 2,199,195,940.77/53,605.28
  6. Step 6: Final answer
    x = 41,025.73

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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.