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Finding the Fourth Proportional to 35,682.66, 49,240.98 and 19,766.76

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Solution

The fourth proportional to 35,682.66, 49,240.98 and 19,766.76 is: 27,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,682.66 : 49,240.98 = 19,766.76 : x
  2. Step 2: Convert to fraction form
    35,682.66/49,240.98 = 19,766.76/x
  3. Step 3: Cross multiply
    35,682.66x = 49,240.98 × 19,766.76
  4. Step 4: Simplify right side
    35,682.66x = 973,334,633.82
  5. Step 5: Solve for x
    x = 973,334,633.82/35,682.66
  6. Step 6: Final answer
    x = 27,277.52

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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.