Home / 37,021.48-51,090.86-20,254.48

Finding the Fourth Proportional to 37,021.48, 51,090.86 and 20,254.48

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Solution

The fourth proportional to 37,021.48, 51,090.86 and 20,254.48 is: 27,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,021.48 : 51,090.86 = 20,254.48 : x
  2. Step 2: Convert to fraction form
    37,021.48/51,090.86 = 20,254.48/x
  3. Step 3: Cross multiply
    37,021.48x = 51,090.86 × 20,254.48
  4. Step 4: Simplify right side
    37,021.48x = 1,034,818,802.05
  5. Step 5: Solve for x
    x = 1,034,818,802.05/37,021.48
  6. Step 6: Final answer
    x = 27,951.85

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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.