Home / 37,305.04-51,479.40-20,536.96

Finding the Fourth Proportional to 37,305.04, 51,479.40 and 20,536.96

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Solution

The fourth proportional to 37,305.04, 51,479.40 and 20,536.96 is: 28,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,305.04 : 51,479.40 = 20,536.96 : x
  2. Step 2: Convert to fraction form
    37,305.04/51,479.40 = 20,536.96/x
  3. Step 3: Cross multiply
    37,305.04x = 51,479.40 × 20,536.96
  4. Step 4: Simplify right side
    37,305.04x = 1,057,230,378.62
  5. Step 5: Solve for x
    x = 1,057,230,378.62/37,305.04
  6. Step 6: Final answer
    x = 28,340.15

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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.