Home / 19,302.33-26,641.37-11,751.15

Finding the Fourth Proportional to 19,302.33, 26,641.37 and 11,751.15

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Solution

The fourth proportional to 19,302.33, 26,641.37 and 11,751.15 is: 16,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.33 : 26,641.37 = 11,751.15 : x
  2. Step 2: Convert to fraction form
    19,302.33/26,641.37 = 11,751.15/x
  3. Step 3: Cross multiply
    19,302.33x = 26,641.37 × 11,751.15
  4. Step 4: Simplify right side
    19,302.33x = 313,066,676.32
  5. Step 5: Solve for x
    x = 313,066,676.32/19,302.33
  6. Step 6: Final answer
    x = 16,219.11

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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.