Home / 37,531.84-51,793.20-20,764.84

Finding the Fourth Proportional to 37,531.84, 51,793.20 and 20,764.84

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Solution

The fourth proportional to 37,531.84, 51,793.20 and 20,764.84 is: 28,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,531.84 : 51,793.20 = 20,764.84 : x
  2. Step 2: Convert to fraction form
    37,531.84/51,793.20 = 20,764.84/x
  3. Step 3: Cross multiply
    37,531.84x = 51,793.20 × 20,764.84
  4. Step 4: Simplify right side
    37,531.84x = 1,075,477,511.09
  5. Step 5: Solve for x
    x = 1,075,477,511.09/37,531.84
  6. Step 6: Final answer
    x = 28,655.07

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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.