Home / 17,103.51-25,636.08-11,191.77

Finding the Fourth Proportional to 17,103.51, 25,636.08 and 11,191.77

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Solution

The fourth proportional to 17,103.51, 25,636.08 and 11,191.77 is: 16,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,103.51 : 25,636.08 = 11,191.77 : x
  2. Step 2: Convert to fraction form
    17,103.51/25,636.08 = 11,191.77/x
  3. Step 3: Cross multiply
    17,103.51x = 25,636.08 × 11,191.77
  4. Step 4: Simplify right side
    17,103.51x = 286,913,111.06
  5. Step 5: Solve for x
    x = 286,913,111.06/17,103.51
  6. Step 6: Final answer
    x = 16,775.10

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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.