Home / 37,675.04-51,993.60-20,908.40

Finding the Fourth Proportional to 37,675.04, 51,993.60 and 20,908.40

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Solution

The fourth proportional to 37,675.04, 51,993.60 and 20,908.40 is: 28,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,675.04 : 51,993.60 = 20,908.40 : x
  2. Step 2: Convert to fraction form
    37,675.04/51,993.60 = 20,908.40/x
  3. Step 3: Cross multiply
    37,675.04x = 51,993.60 × 20,908.40
  4. Step 4: Simplify right side
    37,675.04x = 1,087,102,986.24
  5. Step 5: Solve for x
    x = 1,087,102,986.24/37,675.04
  6. Step 6: Final answer
    x = 28,854.73

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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.