Home / 16,969.12-23,412.60-11,001.04

Finding the Fourth Proportional to 16,969.12, 23,412.60 and 11,001.04

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Solution

The fourth proportional to 16,969.12, 23,412.60 and 11,001.04 is: 15,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.12 : 23,412.60 = 11,001.04 : x
  2. Step 2: Convert to fraction form
    16,969.12/23,412.60 = 11,001.04/x
  3. Step 3: Cross multiply
    16,969.12x = 23,412.60 × 11,001.04
  4. Step 4: Simplify right side
    16,969.12x = 257,562,949.10
  5. Step 5: Solve for x
    x = 257,562,949.10/16,969.12
  6. Step 6: Final answer
    x = 15,178.33

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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.