Home / 14,393.40-21,583.70-6,604.60

Finding the Fourth Proportional to 14,393.40, 21,583.70 and 6,604.60

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Solution

The fourth proportional to 14,393.40, 21,583.70 and 6,604.60 is: 9,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.40 : 21,583.70 = 6,604.60 : x
  2. Step 2: Convert to fraction form
    14,393.40/21,583.70 = 6,604.60/x
  3. Step 3: Cross multiply
    14,393.40x = 21,583.70 × 6,604.60
  4. Step 4: Simplify right side
    14,393.40x = 142,551,705.02
  5. Step 5: Solve for x
    x = 142,551,705.02/14,393.40
  6. Step 6: Final answer
    x = 9,903.96

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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.