Home / 13,569.53-20,322.70-13,195.85

Finding the Fourth Proportional to 13,569.53, 20,322.70 and 13,195.85

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Solution

The fourth proportional to 13,569.53, 20,322.70 and 13,195.85 is: 19,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.53 : 20,322.70 = 13,195.85 : x
  2. Step 2: Convert to fraction form
    13,569.53/20,322.70 = 13,195.85/x
  3. Step 3: Cross multiply
    13,569.53x = 20,322.70 × 13,195.85
  4. Step 4: Simplify right side
    13,569.53x = 268,175,166.19
  5. Step 5: Solve for x
    x = 268,175,166.19/13,569.53
  6. Step 6: Final answer
    x = 19,763.05

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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.