Home / 35,759.88-49,340.64-21,610.08

Finding the Fourth Proportional to 35,759.88, 49,340.64 and 21,610.08

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Solution

The fourth proportional to 35,759.88, 49,340.64 and 21,610.08 is: 29,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.88 : 49,340.64 = 21,610.08 : x
  2. Step 2: Convert to fraction form
    35,759.88/49,340.64 = 21,610.08/x
  3. Step 3: Cross multiply
    35,759.88x = 49,340.64 × 21,610.08
  4. Step 4: Simplify right side
    35,759.88x = 1,066,255,177.65
  5. Step 5: Solve for x
    x = 1,066,255,177.65/35,759.88
  6. Step 6: Final answer
    x = 29,817.08

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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.