Home / 37,338.89-51,527.64-20,571.89

Finding the Fourth Proportional to 37,338.89, 51,527.64 and 20,571.89

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Solution

The fourth proportional to 37,338.89, 51,527.64 and 20,571.89 is: 28,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338.89 : 51,527.64 = 20,571.89 : x
  2. Step 2: Convert to fraction form
    37,338.89/51,527.64 = 20,571.89/x
  3. Step 3: Cross multiply
    37,338.89x = 51,527.64 × 20,571.89
  4. Step 4: Simplify right side
    37,338.89x = 1,060,021,148.00
  5. Step 5: Solve for x
    x = 1,060,021,148.00/37,338.89
  6. Step 6: Final answer
    x = 28,389.20

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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.