Home / 14,421.82-21,635.40-4,563.58

Finding the Fourth Proportional to 14,421.82, 21,635.40 and 4,563.58

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Solution

The fourth proportional to 14,421.82, 21,635.40 and 4,563.58 is: 6,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.82 : 21,635.40 = 4,563.58 : x
  2. Step 2: Convert to fraction form
    14,421.82/21,635.40 = 4,563.58/x
  3. Step 3: Cross multiply
    14,421.82x = 21,635.40 × 4,563.58
  4. Step 4: Simplify right side
    14,421.82x = 98,734,878.73
  5. Step 5: Solve for x
    x = 98,734,878.73/14,421.82
  6. Step 6: Final answer
    x = 6,846.21

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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.