Home / 18,074.95-27,116.37-8,725.52

Finding the Fourth Proportional to 18,074.95, 27,116.37 and 8,725.52

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Solution

The fourth proportional to 18,074.95, 27,116.37 and 8,725.52 is: 13,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.95 : 27,116.37 = 8,725.52 : x
  2. Step 2: Convert to fraction form
    18,074.95/27,116.37 = 8,725.52/x
  3. Step 3: Cross multiply
    18,074.95x = 27,116.37 × 8,725.52
  4. Step 4: Simplify right side
    18,074.95x = 236,604,496.55
  5. Step 5: Solve for x
    x = 236,604,496.55/18,074.95
  6. Step 6: Final answer
    x = 13,090.19

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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.