Home / 12,327.33-16,995.13-8,071.03

Finding the Fourth Proportional to 12,327.33, 16,995.13 and 8,071.03

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Solution

The fourth proportional to 12,327.33, 16,995.13 and 8,071.03 is: 11,127.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.33 : 16,995.13 = 8,071.03 : x
  2. Step 2: Convert to fraction form
    12,327.33/16,995.13 = 8,071.03/x
  3. Step 3: Cross multiply
    12,327.33x = 16,995.13 × 8,071.03
  4. Step 4: Simplify right side
    12,327.33x = 137,168,204.08
  5. Step 5: Solve for x
    x = 137,168,204.08/12,327.33
  6. Step 6: Final answer
    x = 11,127.16

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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.