Home / 17,184.12-23,712-9,629.84

Finding the Fourth Proportional to 17,184.12, 23,712 and 9,629.84

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Solution

The fourth proportional to 17,184.12, 23,712 and 9,629.84 is: 13,288.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,184.12 : 23,712 = 9,629.84 : x
  2. Step 2: Convert to fraction form
    17,184.12/23,712 = 9,629.84/x
  3. Step 3: Cross multiply
    17,184.12x = 23,712 × 9,629.84
  4. Step 4: Simplify right side
    17,184.12x = 228,342,766.08
  5. Step 5: Solve for x
    x = 228,342,766.08/17,184.12
  6. Step 6: Final answer
    x = 13,288.01

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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.