Home / 27,102.81-40,653.72-11,316.33

Finding the Fourth Proportional to 27,102.81, 40,653.72 and 11,316.33

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Solution

The fourth proportional to 27,102.81, 40,653.72 and 11,316.33 is: 16,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,102.81 : 40,653.72 = 11,316.33 : x
  2. Step 2: Convert to fraction form
    27,102.81/40,653.72 = 11,316.33/x
  3. Step 3: Cross multiply
    27,102.81x = 40,653.72 × 11,316.33
  4. Step 4: Simplify right side
    27,102.81x = 460,050,911.25
  5. Step 5: Solve for x
    x = 460,050,911.25/27,102.81
  6. Step 6: Final answer
    x = 16,974.29

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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.