Home / 17,887.11-24,684.39-9,930.08

Finding the Fourth Proportional to 17,887.11, 24,684.39 and 9,930.08

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Solution

The fourth proportional to 17,887.11, 24,684.39 and 9,930.08 is: 13,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.11 : 24,684.39 = 9,930.08 : x
  2. Step 2: Convert to fraction form
    17,887.11/24,684.39 = 9,930.08/x
  3. Step 3: Cross multiply
    17,887.11x = 24,684.39 × 9,930.08
  4. Step 4: Simplify right side
    17,887.11x = 245,117,844.03
  5. Step 5: Solve for x
    x = 245,117,844.03/17,887.11
  6. Step 6: Final answer
    x = 13,703.60

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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.