Home / 35,677.44-49,236.23-19,761.55

Finding the Fourth Proportional to 35,677.44, 49,236.23 and 19,761.55

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Solution

The fourth proportional to 35,677.44, 49,236.23 and 19,761.55 is: 27,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,677.44 : 49,236.23 = 19,761.55 : x
  2. Step 2: Convert to fraction form
    35,677.44/49,236.23 = 19,761.55/x
  3. Step 3: Cross multiply
    35,677.44x = 49,236.23 × 19,761.55
  4. Step 4: Simplify right side
    35,677.44x = 972,984,220.96
  5. Step 5: Solve for x
    x = 972,984,220.96/35,677.44
  6. Step 6: Final answer
    x = 27,271.69

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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.