Home / 11,368.32-17,026.56-11,178.24

Finding the Fourth Proportional to 11,368.32, 17,026.56 and 11,178.24

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Solution

The fourth proportional to 11,368.32, 17,026.56 and 11,178.24 is: 16,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.32 : 17,026.56 = 11,178.24 : x
  2. Step 2: Convert to fraction form
    11,368.32/17,026.56 = 11,178.24/x
  3. Step 3: Cross multiply
    11,368.32x = 17,026.56 × 11,178.24
  4. Step 4: Simplify right side
    11,368.32x = 190,326,974.05
  5. Step 5: Solve for x
    x = 190,326,974.05/11,368.32
  6. Step 6: Final answer
    x = 16,741.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.