Home / 18,895.01-26,072.36-11,339.74

Finding the Fourth Proportional to 18,895.01, 26,072.36 and 11,339.74

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Solution

The fourth proportional to 18,895.01, 26,072.36 and 11,339.74 is: 15,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895.01 : 26,072.36 = 11,339.74 : x
  2. Step 2: Convert to fraction form
    18,895.01/26,072.36 = 11,339.74/x
  3. Step 3: Cross multiply
    18,895.01x = 26,072.36 × 11,339.74
  4. Step 4: Simplify right side
    18,895.01x = 295,653,783.59
  5. Step 5: Solve for x
    x = 295,653,783.59/18,895.01
  6. Step 6: Final answer
    x = 15,647.19

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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.