Home / 37,556-51,828.36-20,790.08

Finding the Fourth Proportional to 37,556, 51,828.36 and 20,790.08

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Solution

The fourth proportional to 37,556, 51,828.36 and 20,790.08 is: 28,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,556 : 51,828.36 = 20,790.08 : x
  2. Step 2: Convert to fraction form
    37,556/51,828.36 = 20,790.08/x
  3. Step 3: Cross multiply
    37,556x = 51,828.36 × 20,790.08
  4. Step 4: Simplify right side
    37,556x = 1,077,515,750.67
  5. Step 5: Solve for x
    x = 1,077,515,750.67/37,556
  6. Step 6: Final answer
    x = 28,690.91

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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.