Home / 13,302.53-19,955.84-3,941.56

Finding the Fourth Proportional to 13,302.53, 19,955.84 and 3,941.56

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Solution

The fourth proportional to 13,302.53, 19,955.84 and 3,941.56 is: 5,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.53 : 19,955.84 = 3,941.56 : x
  2. Step 2: Convert to fraction form
    13,302.53/19,955.84 = 3,941.56/x
  3. Step 3: Cross multiply
    13,302.53x = 19,955.84 × 3,941.56
  4. Step 4: Simplify right side
    13,302.53x = 78,657,145.95
  5. Step 5: Solve for x
    x = 78,657,145.95/13,302.53
  6. Step 6: Final answer
    x = 5,912.95

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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.