Home / 37,610.90-51,903.68-20,614.80

Finding the Fourth Proportional to 37,610.90, 51,903.68 and 20,614.80

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Solution

The fourth proportional to 37,610.90, 51,903.68 and 20,614.80 is: 28,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,610.90 : 51,903.68 = 20,614.80 : x
  2. Step 2: Convert to fraction form
    37,610.90/51,903.68 = 20,614.80/x
  3. Step 3: Cross multiply
    37,610.90x = 51,903.68 × 20,614.80
  4. Step 4: Simplify right side
    37,610.90x = 1,069,983,879.39
  5. Step 5: Solve for x
    x = 1,069,983,879.39/37,610.90
  6. Step 6: Final answer
    x = 28,448.77

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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.