Home / 18,523.51-27,776.25-9,160.52

Finding the Fourth Proportional to 18,523.51, 27,776.25 and 9,160.52

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Solution

The fourth proportional to 18,523.51, 27,776.25 and 9,160.52 is: 13,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.51 : 27,776.25 = 9,160.52 : x
  2. Step 2: Convert to fraction form
    18,523.51/27,776.25 = 9,160.52/x
  3. Step 3: Cross multiply
    18,523.51x = 27,776.25 × 9,160.52
  4. Step 4: Simplify right side
    18,523.51x = 254,444,754.77
  5. Step 5: Solve for x
    x = 254,444,754.77/18,523.51
  6. Step 6: Final answer
    x = 13,736.32

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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.