Home / 14,466.50-19,928.06-12,335.09

Finding the Fourth Proportional to 14,466.50, 19,928.06 and 12,335.09

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Solution

The fourth proportional to 14,466.50, 19,928.06 and 12,335.09 is: 16,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,466.50 : 19,928.06 = 12,335.09 : x
  2. Step 2: Convert to fraction form
    14,466.50/19,928.06 = 12,335.09/x
  3. Step 3: Cross multiply
    14,466.50x = 19,928.06 × 12,335.09
  4. Step 4: Simplify right side
    14,466.50x = 245,814,252.31
  5. Step 5: Solve for x
    x = 245,814,252.31/14,466.50
  6. Step 6: Final answer
    x = 16,991.97

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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.