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Finding the Fourth Proportional to 14,383.98, 19,844.19 and 8,798.22

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Solution

The fourth proportional to 14,383.98, 19,844.19 and 8,798.22 is: 12,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383.98 : 19,844.19 = 8,798.22 : x
  2. Step 2: Convert to fraction form
    14,383.98/19,844.19 = 8,798.22/x
  3. Step 3: Cross multiply
    14,383.98x = 19,844.19 × 8,798.22
  4. Step 4: Simplify right side
    14,383.98x = 174,593,549.34
  5. Step 5: Solve for x
    x = 174,593,549.34/14,383.98
  6. Step 6: Final answer
    x = 12,138.06

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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.