Home / 38,312.87-57,497.31-19,608.62

Finding the Fourth Proportional to 38,312.87, 57,497.31 and 19,608.62

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Solution

The fourth proportional to 38,312.87, 57,497.31 and 19,608.62 is: 29,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,312.87 : 57,497.31 = 19,608.62 : x
  2. Step 2: Convert to fraction form
    38,312.87/57,497.31 = 19,608.62/x
  3. Step 3: Cross multiply
    38,312.87x = 57,497.31 × 19,608.62
  4. Step 4: Simplify right side
    38,312.87x = 1,127,442,615.33
  5. Step 5: Solve for x
    x = 1,127,442,615.33/38,312.87
  6. Step 6: Final answer
    x = 29,427.26

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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.