Home / 37,219.88-51,363.20-20,223.99

Finding the Fourth Proportional to 37,219.88, 51,363.20 and 20,223.99

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Solution

The fourth proportional to 37,219.88, 51,363.20 and 20,223.99 is: 27,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.88 : 51,363.20 = 20,223.99 : x
  2. Step 2: Convert to fraction form
    37,219.88/51,363.20 = 20,223.99/x
  3. Step 3: Cross multiply
    37,219.88x = 51,363.20 × 20,223.99
  4. Step 4: Simplify right side
    37,219.88x = 1,038,768,742.05
  5. Step 5: Solve for x
    x = 1,038,768,742.05/37,219.88
  6. Step 6: Final answer
    x = 27,908.98

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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.