Home / 35,747.62-49,337.61-19,837.19

Finding the Fourth Proportional to 35,747.62, 49,337.61 and 19,837.19

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Solution

The fourth proportional to 35,747.62, 49,337.61 and 19,837.19 is: 27,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,747.62 : 49,337.61 = 19,837.19 : x
  2. Step 2: Convert to fraction form
    35,747.62/49,337.61 = 19,837.19/x
  3. Step 3: Cross multiply
    35,747.62x = 49,337.61 × 19,837.19
  4. Step 4: Simplify right side
    35,747.62x = 978,719,543.72
  5. Step 5: Solve for x
    x = 978,719,543.72/35,747.62
  6. Step 6: Final answer
    x = 27,378.59

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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.