Home / 37,525.84-51,785.46-20,529.78

Finding the Fourth Proportional to 37,525.84, 51,785.46 and 20,529.78

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Solution

The fourth proportional to 37,525.84, 51,785.46 and 20,529.78 is: 28,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,525.84 : 51,785.46 = 20,529.78 : x
  2. Step 2: Convert to fraction form
    37,525.84/51,785.46 = 20,529.78/x
  3. Step 3: Cross multiply
    37,525.84x = 51,785.46 × 20,529.78
  4. Step 4: Simplify right side
    37,525.84x = 1,063,144,139.06
  5. Step 5: Solve for x
    x = 1,063,144,139.06/37,525.84
  6. Step 6: Final answer
    x = 28,330.99

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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.