Home / 17,302.20-25,963.86-13,338.06

Finding the Fourth Proportional to 17,302.20, 25,963.86 and 13,338.06

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Solution

The fourth proportional to 17,302.20, 25,963.86 and 13,338.06 is: 20,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,302.20 : 25,963.86 = 13,338.06 : x
  2. Step 2: Convert to fraction form
    17,302.20/25,963.86 = 13,338.06/x
  3. Step 3: Cross multiply
    17,302.20x = 25,963.86 × 13,338.06
  4. Step 4: Simplify right side
    17,302.20x = 346,307,522.51
  5. Step 5: Solve for x
    x = 346,307,522.51/17,302.20
  6. Step 6: Final answer
    x = 20,015.23

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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.