Home / 27,999.02-41,982.09-10,470.20

Finding the Fourth Proportional to 27,999.02, 41,982.09 and 10,470.20

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Solution

The fourth proportional to 27,999.02, 41,982.09 and 10,470.20 is: 15,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.02 : 41,982.09 = 10,470.20 : x
  2. Step 2: Convert to fraction form
    27,999.02/41,982.09 = 10,470.20/x
  3. Step 3: Cross multiply
    27,999.02x = 41,982.09 × 10,470.20
  4. Step 4: Simplify right side
    27,999.02x = 439,560,878.72
  5. Step 5: Solve for x
    x = 439,560,878.72/27,999.02
  6. Step 6: Final answer
    x = 15,699.15

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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.