Home / 37,211.95-51,352.55-20,216.05

Finding the Fourth Proportional to 37,211.95, 51,352.55 and 20,216.05

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Solution

The fourth proportional to 37,211.95, 51,352.55 and 20,216.05 is: 27,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,211.95 : 51,352.55 = 20,216.05 : x
  2. Step 2: Convert to fraction form
    37,211.95/51,352.55 = 20,216.05/x
  3. Step 3: Cross multiply
    37,211.95x = 51,352.55 × 20,216.05
  4. Step 4: Simplify right side
    37,211.95x = 1,038,145,640.59
  5. Step 5: Solve for x
    x = 1,038,145,640.59/37,211.95
  6. Step 6: Final answer
    x = 27,898.18

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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.