Home / 38,282.25-57,435.02-19,575.42

Finding the Fourth Proportional to 38,282.25, 57,435.02 and 19,575.42

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Solution

The fourth proportional to 38,282.25, 57,435.02 and 19,575.42 is: 29,369.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.25 : 57,435.02 = 19,575.42 : x
  2. Step 2: Convert to fraction form
    38,282.25/57,435.02 = 19,575.42/x
  3. Step 3: Cross multiply
    38,282.25x = 57,435.02 × 19,575.42
  4. Step 4: Simplify right side
    38,282.25x = 1,124,314,688.15
  5. Step 5: Solve for x
    x = 1,124,314,688.15/38,282.25
  6. Step 6: Final answer
    x = 29,369.09

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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.