Home / 35,689.48-49,249.42-19,772.98

Finding the Fourth Proportional to 35,689.48, 49,249.42 and 19,772.98

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Solution

The fourth proportional to 35,689.48, 49,249.42 and 19,772.98 is: 27,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.48 : 49,249.42 = 19,772.98 : x
  2. Step 2: Convert to fraction form
    35,689.48/49,249.42 = 19,772.98/x
  3. Step 3: Cross multiply
    35,689.48x = 49,249.42 × 19,772.98
  4. Step 4: Simplify right side
    35,689.48x = 973,807,796.67
  5. Step 5: Solve for x
    x = 973,807,796.67/35,689.48
  6. Step 6: Final answer
    x = 27,285.57

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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.