Home / 35,753.24-49,340.79-21,603.35

Finding the Fourth Proportional to 35,753.24, 49,340.79 and 21,603.35

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Solution

The fourth proportional to 35,753.24, 49,340.79 and 21,603.35 is: 29,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.24 : 49,340.79 = 21,603.35 : x
  2. Step 2: Convert to fraction form
    35,753.24/49,340.79 = 21,603.35/x
  3. Step 3: Cross multiply
    35,753.24x = 49,340.79 × 21,603.35
  4. Step 4: Simplify right side
    35,753.24x = 1,065,926,108.94
  5. Step 5: Solve for x
    x = 1,065,926,108.94/35,753.24
  6. Step 6: Final answer
    x = 29,813.42

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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.