Home / 18,370.08-25,351.25-10,412.06

Finding the Fourth Proportional to 18,370.08, 25,351.25 and 10,412.06

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Solution

The fourth proportional to 18,370.08, 25,351.25 and 10,412.06 is: 14,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.08 : 25,351.25 = 10,412.06 : x
  2. Step 2: Convert to fraction form
    18,370.08/25,351.25 = 10,412.06/x
  3. Step 3: Cross multiply
    18,370.08x = 25,351.25 × 10,412.06
  4. Step 4: Simplify right side
    18,370.08x = 263,958,557.26
  5. Step 5: Solve for x
    x = 263,958,557.26/18,370.08
  6. Step 6: Final answer
    x = 14,368.94

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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.