Home / 17,673.28-26,515.05-11,005.36

Finding the Fourth Proportional to 17,673.28, 26,515.05 and 11,005.36

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Solution

The fourth proportional to 17,673.28, 26,515.05 and 11,005.36 is: 16,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.28 : 26,515.05 = 11,005.36 : x
  2. Step 2: Convert to fraction form
    17,673.28/26,515.05 = 11,005.36/x
  3. Step 3: Cross multiply
    17,673.28x = 26,515.05 × 11,005.36
  4. Step 4: Simplify right side
    17,673.28x = 291,807,670.67
  5. Step 5: Solve for x
    x = 291,807,670.67/17,673.28
  6. Step 6: Final answer
    x = 16,511.23

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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.