Home / 37,343.70-51,533.56-20,347.74

Finding the Fourth Proportional to 37,343.70, 51,533.56 and 20,347.74

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Solution

The fourth proportional to 37,343.70, 51,533.56 and 20,347.74 is: 28,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.70 : 51,533.56 = 20,347.74 : x
  2. Step 2: Convert to fraction form
    37,343.70/51,533.56 = 20,347.74/x
  3. Step 3: Cross multiply
    37,343.70x = 51,533.56 × 20,347.74
  4. Step 4: Simplify right side
    37,343.70x = 1,048,591,480.15
  5. Step 5: Solve for x
    x = 1,048,591,480.15/37,343.70
  6. Step 6: Final answer
    x = 28,079.47

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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.