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Finding the Fourth Proportional to 14,292.44, 21,445.97 and 6,804.46

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Solution

The fourth proportional to 14,292.44, 21,445.97 and 6,804.46 is: 10,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.44 : 21,445.97 = 6,804.46 : x
  2. Step 2: Convert to fraction form
    14,292.44/21,445.97 = 6,804.46/x
  3. Step 3: Cross multiply
    14,292.44x = 21,445.97 × 6,804.46
  4. Step 4: Simplify right side
    14,292.44x = 145,928,157.39
  5. Step 5: Solve for x
    x = 145,928,157.39/14,292.44
  6. Step 6: Final answer
    x = 10,210.17

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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.