Home / 13,579.93-18,733.44-10,036.99

Finding the Fourth Proportional to 13,579.93, 18,733.44 and 10,036.99

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Solution

The fourth proportional to 13,579.93, 18,733.44 and 10,036.99 is: 13,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579.93 : 18,733.44 = 10,036.99 : x
  2. Step 2: Convert to fraction form
    13,579.93/18,733.44 = 10,036.99/x
  3. Step 3: Cross multiply
    13,579.93x = 18,733.44 × 10,036.99
  4. Step 4: Simplify right side
    13,579.93x = 188,027,349.95
  5. Step 5: Solve for x
    x = 188,027,349.95/13,579.93
  6. Step 6: Final answer
    x = 13,845.97

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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.