Home / 37,438.26-51,664.47-20,442.42

Finding the Fourth Proportional to 37,438.26, 51,664.47 and 20,442.42

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Solution

The fourth proportional to 37,438.26, 51,664.47 and 20,442.42 is: 28,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,438.26 : 51,664.47 = 20,442.42 : x
  2. Step 2: Convert to fraction form
    37,438.26/51,664.47 = 20,442.42/x
  3. Step 3: Cross multiply
    37,438.26x = 51,664.47 × 20,442.42
  4. Step 4: Simplify right side
    37,438.26x = 1,056,146,718.16
  5. Step 5: Solve for x
    x = 1,056,146,718.16/37,438.26
  6. Step 6: Final answer
    x = 28,210.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.