Home / 14,426.89-21,642.97-6,635.50

Finding the Fourth Proportional to 14,426.89, 21,642.97 and 6,635.50

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Solution

The fourth proportional to 14,426.89, 21,642.97 and 6,635.50 is: 9,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.89 : 21,642.97 = 6,635.50 : x
  2. Step 2: Convert to fraction form
    14,426.89/21,642.97 = 6,635.50/x
  3. Step 3: Cross multiply
    14,426.89x = 21,642.97 × 6,635.50
  4. Step 4: Simplify right side
    14,426.89x = 143,611,927.44
  5. Step 5: Solve for x
    x = 143,611,927.44/14,426.89
  6. Step 6: Final answer
    x = 9,954.46

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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.