Home / 37,343.49-51,533.37-20,347.86

Finding the Fourth Proportional to 37,343.49, 51,533.37 and 20,347.86

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Solution

The fourth proportional to 37,343.49, 51,533.37 and 20,347.86 is: 28,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.49 : 51,533.37 = 20,347.86 : x
  2. Step 2: Convert to fraction form
    37,343.49/51,533.37 = 20,347.86/x
  3. Step 3: Cross multiply
    37,343.49x = 51,533.37 × 20,347.86
  4. Step 4: Simplify right side
    37,343.49x = 1,048,593,537.67
  5. Step 5: Solve for x
    x = 1,048,593,537.67/37,343.49
  6. Step 6: Final answer
    x = 28,079.68

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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.