Home / 38,396.51-57,592.97-13,442.15

Finding the Fourth Proportional to 38,396.51, 57,592.97 and 13,442.15

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Solution

The fourth proportional to 38,396.51, 57,592.97 and 13,442.15 is: 20,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.51 : 57,592.97 = 13,442.15 : x
  2. Step 2: Convert to fraction form
    38,396.51/57,592.97 = 13,442.15/x
  3. Step 3: Cross multiply
    38,396.51x = 57,592.97 × 13,442.15
  4. Step 4: Simplify right side
    38,396.51x = 774,173,544.48
  5. Step 5: Solve for x
    x = 774,173,544.48/38,396.51
  6. Step 6: Final answer
    x = 20,162.60

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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.