Home / 38,241.02-57,361.53-11,947.84

Finding the Fourth Proportional to 38,241.02, 57,361.53 and 11,947.84

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Solution

The fourth proportional to 38,241.02, 57,361.53 and 11,947.84 is: 17,921.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.02 : 57,361.53 = 11,947.84 : x
  2. Step 2: Convert to fraction form
    38,241.02/57,361.53 = 11,947.84/x
  3. Step 3: Cross multiply
    38,241.02x = 57,361.53 × 11,947.84
  4. Step 4: Simplify right side
    38,241.02x = 685,346,095.79
  5. Step 5: Solve for x
    x = 685,346,095.79/38,241.02
  6. Step 6: Final answer
    x = 17,921.75

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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.