Home / 37,683.02-51,999.57-20,687.23

Finding the Fourth Proportional to 37,683.02, 51,999.57 and 20,687.23

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Solution

The fourth proportional to 37,683.02, 51,999.57 and 20,687.23 is: 28,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.02 : 51,999.57 = 20,687.23 : x
  2. Step 2: Convert to fraction form
    37,683.02/51,999.57 = 20,687.23/x
  3. Step 3: Cross multiply
    37,683.02x = 51,999.57 × 20,687.23
  4. Step 4: Simplify right side
    37,683.02x = 1,075,727,129.49
  5. Step 5: Solve for x
    x = 1,075,727,129.49/37,683.02
  6. Step 6: Final answer
    x = 28,546.73

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Double scale
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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.