Home / 37,689.56-52,014.30-20,922.44

Finding the Fourth Proportional to 37,689.56, 52,014.30 and 20,922.44

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Solution

The fourth proportional to 37,689.56, 52,014.30 and 20,922.44 is: 28,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,689.56 : 52,014.30 = 20,922.44 : x
  2. Step 2: Convert to fraction form
    37,689.56/52,014.30 = 20,922.44/x
  3. Step 3: Cross multiply
    37,689.56x = 52,014.30 × 20,922.44
  4. Step 4: Simplify right side
    37,689.56x = 1,088,266,070.89
  5. Step 5: Solve for x
    x = 1,088,266,070.89/37,689.56
  6. Step 6: Final answer
    x = 28,874.47

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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.