Home / 16,969.36-23,423.86-11,017.08

Finding the Fourth Proportional to 16,969.36, 23,423.86 and 11,017.08

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Solution

The fourth proportional to 16,969.36, 23,423.86 and 11,017.08 is: 15,207.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,969.36 : 23,423.86 = 11,017.08 : x
  2. Step 2: Convert to fraction form
    16,969.36/23,423.86 = 11,017.08/x
  3. Step 3: Cross multiply
    16,969.36x = 23,423.86 × 11,017.08
  4. Step 4: Simplify right side
    16,969.36x = 258,062,539.53
  5. Step 5: Solve for x
    x = 258,062,539.53/16,969.36
  6. Step 6: Final answer
    x = 15,207.56

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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.