Home / 37,126.05-51,233.92-20,130.27

Finding the Fourth Proportional to 37,126.05, 51,233.92 and 20,130.27

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Solution

The fourth proportional to 37,126.05, 51,233.92 and 20,130.27 is: 27,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,126.05 : 51,233.92 = 20,130.27 : x
  2. Step 2: Convert to fraction form
    37,126.05/51,233.92 = 20,130.27/x
  3. Step 3: Cross multiply
    37,126.05x = 51,233.92 × 20,130.27
  4. Step 4: Simplify right side
    37,126.05x = 1,031,352,642.76
  5. Step 5: Solve for x
    x = 1,031,352,642.76/37,126.05
  6. Step 6: Final answer
    x = 27,779.76

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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.