Home / 13,569.84-20,352.87-3,706.74

Finding the Fourth Proportional to 13,569.84, 20,352.87 and 3,706.74

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Solution

The fourth proportional to 13,569.84, 20,352.87 and 3,706.74 is: 5,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.84 : 20,352.87 = 3,706.74 : x
  2. Step 2: Convert to fraction form
    13,569.84/20,352.87 = 3,706.74/x
  3. Step 3: Cross multiply
    13,569.84x = 20,352.87 × 3,706.74
  4. Step 4: Simplify right side
    13,569.84x = 75,442,797.34
  5. Step 5: Solve for x
    x = 75,442,797.34/13,569.84
  6. Step 6: Final answer
    x = 5,559.59

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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.