Home / 37,430.65-51,653.46-20,434.24

Finding the Fourth Proportional to 37,430.65, 51,653.46 and 20,434.24

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Solution

The fourth proportional to 37,430.65, 51,653.46 and 20,434.24 is: 28,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430.65 : 51,653.46 = 20,434.24 : x
  2. Step 2: Convert to fraction form
    37,430.65/51,653.46 = 20,434.24/x
  3. Step 3: Cross multiply
    37,430.65x = 51,653.46 × 20,434.24
  4. Step 4: Simplify right side
    37,430.65x = 1,055,498,940.20
  5. Step 5: Solve for x
    x = 1,055,498,940.20/37,430.65
  6. Step 6: Final answer
    x = 28,198.79

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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.