Home / 37,538.53-51,802.36-20,542.71

Finding the Fourth Proportional to 37,538.53, 51,802.36 and 20,542.71

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Solution

The fourth proportional to 37,538.53, 51,802.36 and 20,542.71 is: 28,348.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,538.53 : 51,802.36 = 20,542.71 : x
  2. Step 2: Convert to fraction form
    37,538.53/51,802.36 = 20,542.71/x
  3. Step 3: Cross multiply
    37,538.53x = 51,802.36 × 20,542.71
  4. Step 4: Simplify right side
    37,538.53x = 1,064,160,858.80
  5. Step 5: Solve for x
    x = 1,064,160,858.80/37,538.53
  6. Step 6: Final answer
    x = 28,348.50

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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.