Home / 35,747.49-49,337.43-19,837.08

Finding the Fourth Proportional to 35,747.49, 49,337.43 and 19,837.08

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Solution

The fourth proportional to 35,747.49, 49,337.43 and 19,837.08 is: 27,378.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,747.49 : 49,337.43 = 19,837.08 : x
  2. Step 2: Convert to fraction form
    35,747.49/49,337.43 = 19,837.08/x
  3. Step 3: Cross multiply
    35,747.49x = 49,337.43 × 19,837.08
  4. Step 4: Simplify right side
    35,747.49x = 978,710,545.90
  5. Step 5: Solve for x
    x = 978,710,545.90/35,747.49
  6. Step 6: Final answer
    x = 27,378.44

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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.