Home / 37,618.83-51,913.71-20,622.60

Finding the Fourth Proportional to 37,618.83, 51,913.71 and 20,622.60

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Solution

The fourth proportional to 37,618.83, 51,913.71 and 20,622.60 is: 28,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618.83 : 51,913.71 = 20,622.60 : x
  2. Step 2: Convert to fraction form
    37,618.83/51,913.71 = 20,622.60/x
  3. Step 3: Cross multiply
    37,618.83x = 51,913.71 × 20,622.60
  4. Step 4: Simplify right side
    37,618.83x = 1,070,595,675.85
  5. Step 5: Solve for x
    x = 1,070,595,675.85/37,618.83
  6. Step 6: Final answer
    x = 28,459.04

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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.