Home / 35,519.02-53,241.03-11,820.19

Finding the Fourth Proportional to 35,519.02, 53,241.03 and 11,820.19

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Solution

The fourth proportional to 35,519.02, 53,241.03 and 11,820.19 is: 17,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,519.02 : 53,241.03 = 11,820.19 : x
  2. Step 2: Convert to fraction form
    35,519.02/53,241.03 = 11,820.19/x
  3. Step 3: Cross multiply
    35,519.02x = 53,241.03 × 11,820.19
  4. Step 4: Simplify right side
    35,519.02x = 629,318,986.84
  5. Step 5: Solve for x
    x = 629,318,986.84/35,519.02
  6. Step 6: Final answer
    x = 17,717.81

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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.