Home / 37,419.36-51,638.70-20,652.36

Finding the Fourth Proportional to 37,419.36, 51,638.70 and 20,652.36

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Solution

The fourth proportional to 37,419.36, 51,638.70 and 20,652.36 is: 28,500.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,419.36 : 51,638.70 = 20,652.36 : x
  2. Step 2: Convert to fraction form
    37,419.36/51,638.70 = 20,652.36/x
  3. Step 3: Cross multiply
    37,419.36x = 51,638.70 × 20,652.36
  4. Step 4: Simplify right side
    37,419.36x = 1,066,461,022.33
  5. Step 5: Solve for x
    x = 1,066,461,022.33/37,419.36
  6. Step 6: Final answer
    x = 28,500.25

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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.