Home / 37,398.25-51,605.99-20,630.17

Finding the Fourth Proportional to 37,398.25, 51,605.99 and 20,630.17

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Solution

The fourth proportional to 37,398.25, 51,605.99 and 20,630.17 is: 28,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.25 : 51,605.99 = 20,630.17 : x
  2. Step 2: Convert to fraction form
    37,398.25/51,605.99 = 20,630.17/x
  3. Step 3: Cross multiply
    37,398.25x = 51,605.99 × 20,630.17
  4. Step 4: Simplify right side
    37,398.25x = 1,064,640,346.72
  5. Step 5: Solve for x
    x = 1,064,640,346.72/37,398.25
  6. Step 6: Final answer
    x = 28,467.65

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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.