Home / 35,661.24-49,212.90-19,746

Finding the Fourth Proportional to 35,661.24, 49,212.90 and 19,746

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Solution

The fourth proportional to 35,661.24, 49,212.90 and 19,746 is: 27,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,661.24 : 49,212.90 = 19,746 : x
  2. Step 2: Convert to fraction form
    35,661.24/49,212.90 = 19,746/x
  3. Step 3: Cross multiply
    35,661.24x = 49,212.90 × 19,746
  4. Step 4: Simplify right side
    35,661.24x = 971,757,923.40
  5. Step 5: Solve for x
    x = 971,757,923.40/35,661.24
  6. Step 6: Final answer
    x = 27,249.70

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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.