Home / 37,573.76-51,852.96-20,808.32

Finding the Fourth Proportional to 37,573.76, 51,852.96 and 20,808.32

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Solution

The fourth proportional to 37,573.76, 51,852.96 and 20,808.32 is: 28,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,573.76 : 51,852.96 = 20,808.32 : x
  2. Step 2: Convert to fraction form
    37,573.76/51,852.96 = 20,808.32/x
  3. Step 3: Cross multiply
    37,573.76x = 51,852.96 × 20,808.32
  4. Step 4: Simplify right side
    37,573.76x = 1,078,972,984.63
  5. Step 5: Solve for x
    x = 1,078,972,984.63/37,573.76
  6. Step 6: Final answer
    x = 28,716.13

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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.