Home / 27,081.14-40,618.44-10,429.56

Finding the Fourth Proportional to 27,081.14, 40,618.44 and 10,429.56

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Solution

The fourth proportional to 27,081.14, 40,618.44 and 10,429.56 is: 15,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,081.14 : 40,618.44 = 10,429.56 : x
  2. Step 2: Convert to fraction form
    27,081.14/40,618.44 = 10,429.56/x
  3. Step 3: Cross multiply
    27,081.14x = 40,618.44 × 10,429.56
  4. Step 4: Simplify right side
    27,081.14x = 423,632,457.09
  5. Step 5: Solve for x
    x = 423,632,457.09/27,081.14
  6. Step 6: Final answer
    x = 15,643.08

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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.