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Finding the Fourth Proportional to 35,764.95, 49,361.49 and 19,854.54

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Solution

The fourth proportional to 35,764.95, 49,361.49 and 19,854.54 is: 27,402.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764.95 : 49,361.49 = 19,854.54 : x
  2. Step 2: Convert to fraction form
    35,764.95/49,361.49 = 19,854.54/x
  3. Step 3: Cross multiply
    35,764.95x = 49,361.49 × 19,854.54
  4. Step 4: Simplify right side
    35,764.95x = 980,049,677.66
  5. Step 5: Solve for x
    x = 980,049,677.66/35,764.95
  6. Step 6: Final answer
    x = 27,402.52

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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.