Home / 13,351.84-20,029.11-4,585.57

Finding the Fourth Proportional to 13,351.84, 20,029.11 and 4,585.57

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Solution

The fourth proportional to 13,351.84, 20,029.11 and 4,585.57 is: 6,878.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.84 : 20,029.11 = 4,585.57 : x
  2. Step 2: Convert to fraction form
    13,351.84/20,029.11 = 4,585.57/x
  3. Step 3: Cross multiply
    13,351.84x = 20,029.11 × 4,585.57
  4. Step 4: Simplify right side
    13,351.84x = 91,844,885.94
  5. Step 5: Solve for x
    x = 91,844,885.94/13,351.84
  6. Step 6: Final answer
    x = 6,878.82

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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.