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Finding the Fourth Proportional to 14,967.21, 22,466.41 and 6,653.11

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Solution

The fourth proportional to 14,967.21, 22,466.41 and 6,653.11 is: 9,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.21 : 22,466.41 = 6,653.11 : x
  2. Step 2: Convert to fraction form
    14,967.21/22,466.41 = 6,653.11/x
  3. Step 3: Cross multiply
    14,967.21x = 22,466.41 × 6,653.11
  4. Step 4: Simplify right side
    14,967.21x = 149,471,566.97
  5. Step 5: Solve for x
    x = 149,471,566.97/14,967.21
  6. Step 6: Final answer
    x = 9,986.60

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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.