Home / 14,770.08-20,382.06-8,055.57

Finding the Fourth Proportional to 14,770.08, 20,382.06 and 8,055.57

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Solution

The fourth proportional to 14,770.08, 20,382.06 and 8,055.57 is: 11,116.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770.08 : 20,382.06 = 8,055.57 : x
  2. Step 2: Convert to fraction form
    14,770.08/20,382.06 = 8,055.57/x
  3. Step 3: Cross multiply
    14,770.08x = 20,382.06 × 8,055.57
  4. Step 4: Simplify right side
    14,770.08x = 164,189,111.07
  5. Step 5: Solve for x
    x = 164,189,111.07/14,770.08
  6. Step 6: Final answer
    x = 11,116.33

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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.