Home / 19,297.11-26,604.48-13,915.05

Finding the Fourth Proportional to 19,297.11, 26,604.48 and 13,915.05

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Solution

The fourth proportional to 19,297.11, 26,604.48 and 13,915.05 is: 19,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,297.11 : 26,604.48 = 13,915.05 : x
  2. Step 2: Convert to fraction form
    19,297.11/26,604.48 = 13,915.05/x
  3. Step 3: Cross multiply
    19,297.11x = 26,604.48 × 13,915.05
  4. Step 4: Simplify right side
    19,297.11x = 370,202,669.42
  5. Step 5: Solve for x
    x = 370,202,669.42/19,297.11
  6. Step 6: Final answer
    x = 19,184.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.