Home / 13,052.08-18,012.01-7,083.80

Finding the Fourth Proportional to 13,052.08, 18,012.01 and 7,083.80

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Solution

The fourth proportional to 13,052.08, 18,012.01 and 7,083.80 is: 9,775.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.08 : 18,012.01 = 7,083.80 : x
  2. Step 2: Convert to fraction form
    13,052.08/18,012.01 = 7,083.80/x
  3. Step 3: Cross multiply
    13,052.08x = 18,012.01 × 7,083.80
  4. Step 4: Simplify right side
    13,052.08x = 127,593,476.44
  5. Step 5: Solve for x
    x = 127,593,476.44/13,052.08
  6. Step 6: Final answer
    x = 9,775.72

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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.