Home / 27,085.02-37,379.24-15,149.47

Finding the Fourth Proportional to 27,085.02, 37,379.24 and 15,149.47

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Solution

The fourth proportional to 27,085.02, 37,379.24 and 15,149.47 is: 20,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.02 : 37,379.24 = 15,149.47 : x
  2. Step 2: Convert to fraction form
    27,085.02/37,379.24 = 15,149.47/x
  3. Step 3: Cross multiply
    27,085.02x = 37,379.24 × 15,149.47
  4. Step 4: Simplify right side
    27,085.02x = 566,275,412.36
  5. Step 5: Solve for x
    x = 566,275,412.36/27,085.02
  6. Step 6: Final answer
    x = 20,907.33

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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.