Home / 35,663.37-49,215.43-19,747.81

Finding the Fourth Proportional to 35,663.37, 49,215.43 and 19,747.81

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Solution

The fourth proportional to 35,663.37, 49,215.43 and 19,747.81 is: 27,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.37 : 49,215.43 = 19,747.81 : x
  2. Step 2: Convert to fraction form
    35,663.37/49,215.43 = 19,747.81/x
  3. Step 3: Cross multiply
    35,663.37x = 49,215.43 × 19,747.81
  4. Step 4: Simplify right side
    35,663.37x = 971,896,960.71
  5. Step 5: Solve for x
    x = 971,896,960.71/35,663.37
  6. Step 6: Final answer
    x = 27,251.97

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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.