Home / 37,211.40-51,350.67-20,214.90

Finding the Fourth Proportional to 37,211.40, 51,350.67 and 20,214.90

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Solution

The fourth proportional to 37,211.40, 51,350.67 and 20,214.90 is: 27,895.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,211.40 : 51,350.67 = 20,214.90 : x
  2. Step 2: Convert to fraction form
    37,211.40/51,350.67 = 20,214.90/x
  3. Step 3: Cross multiply
    37,211.40x = 51,350.67 × 20,214.90
  4. Step 4: Simplify right side
    37,211.40x = 1,038,048,658.98
  5. Step 5: Solve for x
    x = 1,038,048,658.98/37,211.40
  6. Step 6: Final answer
    x = 27,895.99

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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.