Home / 13,381.84-20,060.33-4,943.68

Finding the Fourth Proportional to 13,381.84, 20,060.33 and 4,943.68

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Solution

The fourth proportional to 13,381.84, 20,060.33 and 4,943.68 is: 7,410.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381.84 : 20,060.33 = 4,943.68 : x
  2. Step 2: Convert to fraction form
    13,381.84/20,060.33 = 4,943.68/x
  3. Step 3: Cross multiply
    13,381.84x = 20,060.33 × 4,943.68
  4. Step 4: Simplify right side
    13,381.84x = 99,171,727.19
  5. Step 5: Solve for x
    x = 99,171,727.19/13,381.84
  6. Step 6: Final answer
    x = 7,410.92

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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.