Home / 35,927.74-49,580.37-20,012.80

Finding the Fourth Proportional to 35,927.74, 49,580.37 and 20,012.80

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Solution

The fourth proportional to 35,927.74, 49,580.37 and 20,012.80 is: 27,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,927.74 : 49,580.37 = 20,012.80 : x
  2. Step 2: Convert to fraction form
    35,927.74/49,580.37 = 20,012.80/x
  3. Step 3: Cross multiply
    35,927.74x = 49,580.37 × 20,012.80
  4. Step 4: Simplify right side
    35,927.74x = 992,242,028.74
  5. Step 5: Solve for x
    x = 992,242,028.74/35,927.74
  6. Step 6: Final answer
    x = 27,617.71

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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.