Home / 37,306.36-51,501.79-28,789.35

Finding the Fourth Proportional to 37,306.36, 51,501.79 and 28,789.35

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Solution

The fourth proportional to 37,306.36, 51,501.79 and 28,789.35 is: 39,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,306.36 : 51,501.79 = 28,789.35 : x
  2. Step 2: Convert to fraction form
    37,306.36/51,501.79 = 28,789.35/x
  3. Step 3: Cross multiply
    37,306.36x = 51,501.79 × 28,789.35
  4. Step 4: Simplify right side
    37,306.36x = 1,482,702,800.43
  5. Step 5: Solve for x
    x = 1,482,702,800.43/37,306.36
  6. Step 6: Final answer
    x = 39,743.97

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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.