Home / 37,619.63-51,915.09-20,852.63

Finding the Fourth Proportional to 37,619.63, 51,915.09 and 20,852.63

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Solution

The fourth proportional to 37,619.63, 51,915.09 and 20,852.63 is: 28,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619.63 : 51,915.09 = 20,852.63 : x
  2. Step 2: Convert to fraction form
    37,619.63/51,915.09 = 20,852.63/x
  3. Step 3: Cross multiply
    37,619.63x = 51,915.09 × 20,852.63
  4. Step 4: Simplify right side
    37,619.63x = 1,082,565,903.61
  5. Step 5: Solve for x
    x = 1,082,565,903.61/37,619.63
  6. Step 6: Final answer
    x = 28,776.63

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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.