Home / 38,241.14-57,376.42-18,518.18

Finding the Fourth Proportional to 38,241.14, 57,376.42 and 18,518.18

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Solution

The fourth proportional to 38,241.14, 57,376.42 and 18,518.18 is: 27,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.14 : 57,376.42 = 18,518.18 : x
  2. Step 2: Convert to fraction form
    38,241.14/57,376.42 = 18,518.18/x
  3. Step 3: Cross multiply
    38,241.14x = 57,376.42 × 18,518.18
  4. Step 4: Simplify right side
    38,241.14x = 1,062,506,873.32
  5. Step 5: Solve for x
    x = 1,062,506,873.32/38,241.14
  6. Step 6: Final answer
    x = 27,784.39

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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.