Home / 27,969.09-38,598.05-15,222.96

Finding the Fourth Proportional to 27,969.09, 38,598.05 and 15,222.96

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Solution

The fourth proportional to 27,969.09, 38,598.05 and 15,222.96 is: 21,008.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,969.09 : 38,598.05 = 15,222.96 : x
  2. Step 2: Convert to fraction form
    27,969.09/38,598.05 = 15,222.96/x
  3. Step 3: Cross multiply
    27,969.09x = 38,598.05 × 15,222.96
  4. Step 4: Simplify right side
    27,969.09x = 587,576,571.23
  5. Step 5: Solve for x
    x = 587,576,571.23/27,969.09
  6. Step 6: Final answer
    x = 21,008.07

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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.