Home / 37,530.06-51,789.15-20,763.06

Finding the Fourth Proportional to 37,530.06, 51,789.15 and 20,763.06

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Solution

The fourth proportional to 37,530.06, 51,789.15 and 20,763.06 is: 28,651.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,530.06 : 51,789.15 = 20,763.06 : x
  2. Step 2: Convert to fraction form
    37,530.06/51,789.15 = 20,763.06/x
  3. Step 3: Cross multiply
    37,530.06x = 51,789.15 × 20,763.06
  4. Step 4: Simplify right side
    37,530.06x = 1,075,301,228.80
  5. Step 5: Solve for x
    x = 1,075,301,228.80/37,530.06
  6. Step 6: Final answer
    x = 28,651.73

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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.