Home / 38,585.75-57,889.56-12,292.52

Finding the Fourth Proportional to 38,585.75, 57,889.56 and 12,292.52

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Solution

The fourth proportional to 38,585.75, 57,889.56 and 12,292.52 is: 18,442.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,585.75 : 57,889.56 = 12,292.52 : x
  2. Step 2: Convert to fraction form
    38,585.75/57,889.56 = 12,292.52/x
  3. Step 3: Cross multiply
    38,585.75x = 57,889.56 × 12,292.52
  4. Step 4: Simplify right side
    38,585.75x = 711,608,284.64
  5. Step 5: Solve for x
    x = 711,608,284.64/38,585.75
  6. Step 6: Final answer
    x = 18,442.26

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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.