Home / 21,626.21-32,436.52-6,836.63

Finding the Fourth Proportional to 21,626.21, 32,436.52 and 6,836.63

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Solution

The fourth proportional to 21,626.21, 32,436.52 and 6,836.63 is: 10,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.21 : 32,436.52 = 6,836.63 : x
  2. Step 2: Convert to fraction form
    21,626.21/32,436.52 = 6,836.63/x
  3. Step 3: Cross multiply
    21,626.21x = 32,436.52 × 6,836.63
  4. Step 4: Simplify right side
    21,626.21x = 221,756,485.73
  5. Step 5: Solve for x
    x = 221,756,485.73/21,626.21
  6. Step 6: Final answer
    x = 10,254.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.