Home / 14,364.36-19,841.16-10,986.64

Finding the Fourth Proportional to 14,364.36, 19,841.16 and 10,986.64

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Solution

The fourth proportional to 14,364.36, 19,841.16 and 10,986.64 is: 15,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.36 : 19,841.16 = 10,986.64 : x
  2. Step 2: Convert to fraction form
    14,364.36/19,841.16 = 10,986.64/x
  3. Step 3: Cross multiply
    14,364.36x = 19,841.16 × 10,986.64
  4. Step 4: Simplify right side
    14,364.36x = 217,987,682.10
  5. Step 5: Solve for x
    x = 217,987,682.10/14,364.36
  6. Step 6: Final answer
    x = 15,175.59

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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.