Home / 37,220.69-51,364.76-20,225.07

Finding the Fourth Proportional to 37,220.69, 51,364.76 and 20,225.07

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Solution

The fourth proportional to 37,220.69, 51,364.76 and 20,225.07 is: 27,910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.69 : 51,364.76 = 20,225.07 : x
  2. Step 2: Convert to fraction form
    37,220.69/51,364.76 = 20,225.07/x
  3. Step 3: Cross multiply
    37,220.69x = 51,364.76 × 20,225.07
  4. Step 4: Simplify right side
    37,220.69x = 1,038,855,765.41
  5. Step 5: Solve for x
    x = 1,038,855,765.41/37,220.69
  6. Step 6: Final answer
    x = 27,910.71

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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.