Home / 16,804.13-23,189.69-9,353.89

Finding the Fourth Proportional to 16,804.13, 23,189.69 and 9,353.89

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Solution

The fourth proportional to 16,804.13, 23,189.69 and 9,353.89 is: 12,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.13 : 23,189.69 = 9,353.89 : x
  2. Step 2: Convert to fraction form
    16,804.13/23,189.69 = 9,353.89/x
  3. Step 3: Cross multiply
    16,804.13x = 23,189.69 × 9,353.89
  4. Step 4: Simplify right side
    16,804.13x = 216,913,716.83
  5. Step 5: Solve for x
    x = 216,913,716.83/16,804.13
  6. Step 6: Final answer
    x = 12,908.36

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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.