Home / 17,815.09-24,583.07-9,856.21

Finding the Fourth Proportional to 17,815.09, 24,583.07 and 9,856.21

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Solution

The fourth proportional to 17,815.09, 24,583.07 and 9,856.21 is: 13,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,815.09 : 24,583.07 = 9,856.21 : x
  2. Step 2: Convert to fraction form
    17,815.09/24,583.07 = 9,856.21/x
  3. Step 3: Cross multiply
    17,815.09x = 24,583.07 × 9,856.21
  4. Step 4: Simplify right side
    17,815.09x = 242,295,851.08
  5. Step 5: Solve for x
    x = 242,295,851.08/17,815.09
  6. Step 6: Final answer
    x = 13,600.60

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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.