Home / 35,564.26-49,079.01-19,431.12

Finding the Fourth Proportional to 35,564.26, 49,079.01 and 19,431.12

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Solution

The fourth proportional to 35,564.26, 49,079.01 and 19,431.12 is: 26,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,564.26 : 49,079.01 = 19,431.12 : x
  2. Step 2: Convert to fraction form
    35,564.26/49,079.01 = 19,431.12/x
  3. Step 3: Cross multiply
    35,564.26x = 49,079.01 × 19,431.12
  4. Step 4: Simplify right side
    35,564.26x = 953,659,975.60
  5. Step 5: Solve for x
    x = 953,659,975.60/35,564.26
  6. Step 6: Final answer
    x = 26,815.12

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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.