Home / 37,539.07-51,802.36-20,542.88

Finding the Fourth Proportional to 37,539.07, 51,802.36 and 20,542.88

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Solution

The fourth proportional to 37,539.07, 51,802.36 and 20,542.88 is: 28,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.07 : 51,802.36 = 20,542.88 : x
  2. Step 2: Convert to fraction form
    37,539.07/51,802.36 = 20,542.88/x
  3. Step 3: Cross multiply
    37,539.07x = 51,802.36 × 20,542.88
  4. Step 4: Simplify right side
    37,539.07x = 1,064,169,743.35
  5. Step 5: Solve for x
    x = 1,064,169,743.35/37,539.07
  6. Step 6: Final answer
    x = 28,348.33

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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.