Home / 37,532-51,795.80-20,765.04

Finding the Fourth Proportional to 37,532, 51,795.80 and 20,765.04

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Solution

The fourth proportional to 37,532, 51,795.80 and 20,765.04 is: 28,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,532 : 51,795.80 = 20,765.04 : x
  2. Step 2: Convert to fraction form
    37,532/51,795.80 = 20,765.04/x
  3. Step 3: Cross multiply
    37,532x = 51,795.80 × 20,765.04
  4. Step 4: Simplify right side
    37,532x = 1,075,541,858.83
  5. Step 5: Solve for x
    x = 1,075,541,858.83/37,532
  6. Step 6: Final answer
    x = 28,656.66

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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.