Home / 37,672.45-51,988.37-20,677.82

Finding the Fourth Proportional to 37,672.45, 51,988.37 and 20,677.82

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Solution

The fourth proportional to 37,672.45, 51,988.37 and 20,677.82 is: 28,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,672.45 : 51,988.37 = 20,677.82 : x
  2. Step 2: Convert to fraction form
    37,672.45/51,988.37 = 20,677.82/x
  3. Step 3: Cross multiply
    37,672.45x = 51,988.37 × 20,677.82
  4. Step 4: Simplify right side
    37,672.45x = 1,075,005,793.62
  5. Step 5: Solve for x
    x = 1,075,005,793.62/37,672.45
  6. Step 6: Final answer
    x = 28,535.60

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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.