Home / 26,142.51-39,202.83-10,345.08

Finding the Fourth Proportional to 26,142.51, 39,202.83 and 10,345.08

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Solution

The fourth proportional to 26,142.51, 39,202.83 and 10,345.08 is: 15,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.51 : 39,202.83 = 10,345.08 : x
  2. Step 2: Convert to fraction form
    26,142.51/39,202.83 = 10,345.08/x
  3. Step 3: Cross multiply
    26,142.51x = 39,202.83 × 10,345.08
  4. Step 4: Simplify right side
    26,142.51x = 405,556,412.58
  5. Step 5: Solve for x
    x = 405,556,412.58/26,142.51
  6. Step 6: Final answer
    x = 15,513.29

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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.