Home / 34,682.28-47,862.53-21,065.73

Finding the Fourth Proportional to 34,682.28, 47,862.53 and 21,065.73

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Solution

The fourth proportional to 34,682.28, 47,862.53 and 21,065.73 is: 29,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,682.28 : 47,862.53 = 21,065.73 : x
  2. Step 2: Convert to fraction form
    34,682.28/47,862.53 = 21,065.73/x
  3. Step 3: Cross multiply
    34,682.28x = 47,862.53 × 21,065.73
  4. Step 4: Simplify right side
    34,682.28x = 1,008,259,028.77
  5. Step 5: Solve for x
    x = 1,008,259,028.77/34,682.28
  6. Step 6: Final answer
    x = 29,071.30

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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.