Home / 35,852.98-49,478.14-19,938.42

Finding the Fourth Proportional to 35,852.98, 49,478.14 and 19,938.42

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Solution

The fourth proportional to 35,852.98, 49,478.14 and 19,938.42 is: 27,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,852.98 : 49,478.14 = 19,938.42 : x
  2. Step 2: Convert to fraction form
    35,852.98/49,478.14 = 19,938.42/x
  3. Step 3: Cross multiply
    35,852.98x = 49,478.14 × 19,938.42
  4. Step 4: Simplify right side
    35,852.98x = 986,515,936.14
  5. Step 5: Solve for x
    x = 986,515,936.14/35,852.98
  6. Step 6: Final answer
    x = 27,515.59

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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.