Home / 37,228.20-51,374.32-20,460.84

Finding the Fourth Proportional to 37,228.20, 51,374.32 and 20,460.84

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Solution

The fourth proportional to 37,228.20, 51,374.32 and 20,460.84 is: 28,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228.20 : 51,374.32 = 20,460.84 : x
  2. Step 2: Convert to fraction form
    37,228.20/51,374.32 = 20,460.84/x
  3. Step 3: Cross multiply
    37,228.20x = 51,374.32 × 20,460.84
  4. Step 4: Simplify right side
    37,228.20x = 1,051,161,741.63
  5. Step 5: Solve for x
    x = 1,051,161,741.63/37,228.20
  6. Step 6: Final answer
    x = 28,235.63

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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.