Home / 37,479.69-51,667.20-28,511.62

Finding the Fourth Proportional to 37,479.69, 51,667.20 and 28,511.62

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Solution

The fourth proportional to 37,479.69, 51,667.20 and 28,511.62 is: 39,304.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,479.69 : 51,667.20 = 28,511.62 : x
  2. Step 2: Convert to fraction form
    37,479.69/51,667.20 = 28,511.62/x
  3. Step 3: Cross multiply
    37,479.69x = 51,667.20 × 28,511.62
  4. Step 4: Simplify right side
    37,479.69x = 1,473,115,572.86
  5. Step 5: Solve for x
    x = 1,473,115,572.86/37,479.69
  6. Step 6: Final answer
    x = 39,304.37

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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.