Home / 27,814.23-38,388.96-21,752.46

Finding the Fourth Proportional to 27,814.23, 38,388.96 and 21,752.46

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Solution

The fourth proportional to 27,814.23, 38,388.96 and 21,752.46 is: 30,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,814.23 : 38,388.96 = 21,752.46 : x
  2. Step 2: Convert to fraction form
    27,814.23/38,388.96 = 21,752.46/x
  3. Step 3: Cross multiply
    27,814.23x = 38,388.96 × 21,752.46
  4. Step 4: Simplify right side
    27,814.23x = 835,054,316.84
  5. Step 5: Solve for x
    x = 835,054,316.84/27,814.23
  6. Step 6: Final answer
    x = 30,022.56

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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.