Home / 35,904.49-49,548.96-19,989.97

Finding the Fourth Proportional to 35,904.49, 49,548.96 and 19,989.97

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Solution

The fourth proportional to 35,904.49, 49,548.96 and 19,989.97 is: 27,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,904.49 : 49,548.96 = 19,989.97 : x
  2. Step 2: Convert to fraction form
    35,904.49/49,548.96 = 19,989.97/x
  3. Step 3: Cross multiply
    35,904.49x = 49,548.96 × 19,989.97
  4. Step 4: Simplify right side
    35,904.49x = 990,482,223.93
  5. Step 5: Solve for x
    x = 990,482,223.93/35,904.49
  6. Step 6: Final answer
    x = 27,586.58

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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.