Home / 37,528.56-51,787.08-20,761.56

Finding the Fourth Proportional to 37,528.56, 51,787.08 and 20,761.56

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Solution

The fourth proportional to 37,528.56, 51,787.08 and 20,761.56 is: 28,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,528.56 : 51,787.08 = 20,761.56 : x
  2. Step 2: Convert to fraction form
    37,528.56/51,787.08 = 20,761.56/x
  3. Step 3: Cross multiply
    37,528.56x = 51,787.08 × 20,761.56
  4. Step 4: Simplify right side
    37,528.56x = 1,075,180,568.64
  5. Step 5: Solve for x
    x = 1,075,180,568.64/37,528.56
  6. Step 6: Final answer
    x = 28,649.66

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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.