Home / 37,649.53-51,956.75-20,653.80

Finding the Fourth Proportional to 37,649.53, 51,956.75 and 20,653.80

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Solution

The fourth proportional to 37,649.53, 51,956.75 and 20,653.80 is: 28,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,649.53 : 51,956.75 = 20,653.80 : x
  2. Step 2: Convert to fraction form
    37,649.53/51,956.75 = 20,653.80/x
  3. Step 3: Cross multiply
    37,649.53x = 51,956.75 × 20,653.80
  4. Step 4: Simplify right side
    37,649.53x = 1,073,104,219.88
  5. Step 5: Solve for x
    x = 1,073,104,219.88/37,649.53
  6. Step 6: Final answer
    x = 28,502.46

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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.