Home / 37,435.07-51,660.58-20,439.66

Finding the Fourth Proportional to 37,435.07, 51,660.58 and 20,439.66

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Solution

The fourth proportional to 37,435.07, 51,660.58 and 20,439.66 is: 28,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,435.07 : 51,660.58 = 20,439.66 : x
  2. Step 2: Convert to fraction form
    37,435.07/51,660.58 = 20,439.66/x
  3. Step 3: Cross multiply
    37,435.07x = 51,660.58 × 20,439.66
  4. Step 4: Simplify right side
    37,435.07x = 1,055,924,639.50
  5. Step 5: Solve for x
    x = 1,055,924,639.50/37,435.07
  6. Step 6: Final answer
    x = 28,206.83

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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.