Home / 37,416.72-51,633.72-20,649.36

Finding the Fourth Proportional to 37,416.72, 51,633.72 and 20,649.36

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Solution

The fourth proportional to 37,416.72, 51,633.72 and 20,649.36 is: 28,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,416.72 : 51,633.72 = 20,649.36 : x
  2. Step 2: Convert to fraction form
    37,416.72/51,633.72 = 20,649.36/x
  3. Step 3: Cross multiply
    37,416.72x = 51,633.72 × 20,649.36
  4. Step 4: Simplify right side
    37,416.72x = 1,066,203,272.42
  5. Step 5: Solve for x
    x = 1,066,203,272.42/37,416.72
  6. Step 6: Final answer
    x = 28,495.37

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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.