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Finding the Fourth Proportional to 35,852.94, 49,478.41 and 19,938.53

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Solution

The fourth proportional to 35,852.94, 49,478.41 and 19,938.53 is: 27,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,852.94 : 49,478.41 = 19,938.53 : x
  2. Step 2: Convert to fraction form
    35,852.94/49,478.41 = 19,938.53/x
  3. Step 3: Cross multiply
    35,852.94x = 49,478.41 × 19,938.53
  4. Step 4: Simplify right side
    35,852.94x = 986,526,910.76
  5. Step 5: Solve for x
    x = 986,526,910.76/35,852.94
  6. Step 6: Final answer
    x = 27,515.93

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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.