Home / 37,443.86-51,672.21-20,676.50

Finding the Fourth Proportional to 37,443.86, 51,672.21 and 20,676.50

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Solution

The fourth proportional to 37,443.86, 51,672.21 and 20,676.50 is: 28,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443.86 : 51,672.21 = 20,676.50 : x
  2. Step 2: Convert to fraction form
    37,443.86/51,672.21 = 20,676.50/x
  3. Step 3: Cross multiply
    37,443.86x = 51,672.21 × 20,676.50
  4. Step 4: Simplify right side
    37,443.86x = 1,068,400,450.07
  5. Step 5: Solve for x
    x = 1,068,400,450.07/37,443.86
  6. Step 6: Final answer
    x = 28,533.40

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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.