Home / 27,990.19-41,969.48-10,452.88

Finding the Fourth Proportional to 27,990.19, 41,969.48 and 10,452.88

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Solution

The fourth proportional to 27,990.19, 41,969.48 and 10,452.88 is: 15,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,990.19 : 41,969.48 = 10,452.88 : x
  2. Step 2: Convert to fraction form
    27,990.19/41,969.48 = 10,452.88/x
  3. Step 3: Cross multiply
    27,990.19x = 41,969.48 × 10,452.88
  4. Step 4: Simplify right side
    27,990.19x = 438,701,728.26
  5. Step 5: Solve for x
    x = 438,701,728.26/27,990.19
  6. Step 6: Final answer
    x = 15,673.41

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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.