Home / 37,438.14-51,664.74-20,442.52

Finding the Fourth Proportional to 37,438.14, 51,664.74 and 20,442.52

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Solution

The fourth proportional to 37,438.14, 51,664.74 and 20,442.52 is: 28,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,438.14 : 51,664.74 = 20,442.52 : x
  2. Step 2: Convert to fraction form
    37,438.14/51,664.74 = 20,442.52/x
  3. Step 3: Cross multiply
    37,438.14x = 51,664.74 × 20,442.52
  4. Step 4: Simplify right side
    37,438.14x = 1,056,157,480.74
  5. Step 5: Solve for x
    x = 1,056,157,480.74/37,438.14
  6. Step 6: Final answer
    x = 28,210.74

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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.