Home / 14,673.80-21,971.82-8,822.36

Finding the Fourth Proportional to 14,673.80, 21,971.82 and 8,822.36

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Solution

The fourth proportional to 14,673.80, 21,971.82 and 8,822.36 is: 13,210.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673.80 : 21,971.82 = 8,822.36 : x
  2. Step 2: Convert to fraction form
    14,673.80/21,971.82 = 8,822.36/x
  3. Step 3: Cross multiply
    14,673.80x = 21,971.82 × 8,822.36
  4. Step 4: Simplify right side
    14,673.80x = 193,843,305.90
  5. Step 5: Solve for x
    x = 193,843,305.90/14,673.80
  6. Step 6: Final answer
    x = 13,210.16

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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.