Home / 17,083.11-23,547.74-12,884.07

Finding the Fourth Proportional to 17,083.11, 23,547.74 and 12,884.07

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Solution

The fourth proportional to 17,083.11, 23,547.74 and 12,884.07 is: 17,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,083.11 : 23,547.74 = 12,884.07 : x
  2. Step 2: Convert to fraction form
    17,083.11/23,547.74 = 12,884.07/x
  3. Step 3: Cross multiply
    17,083.11x = 23,547.74 × 12,884.07
  4. Step 4: Simplify right side
    17,083.11x = 303,390,666.08
  5. Step 5: Solve for x
    x = 303,390,666.08/17,083.11
  6. Step 6: Final answer
    x = 17,759.69

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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.