Home / 41,103.02-56,722.20-28,535.06

Finding the Fourth Proportional to 41,103.02, 56,722.20 and 28,535.06

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Solution

The fourth proportional to 41,103.02, 56,722.20 and 28,535.06 is: 39,378.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,103.02 : 56,722.20 = 28,535.06 : x
  2. Step 2: Convert to fraction form
    41,103.02/56,722.20 = 28,535.06/x
  3. Step 3: Cross multiply
    41,103.02x = 56,722.20 × 28,535.06
  4. Step 4: Simplify right side
    41,103.02x = 1,618,571,380.33
  5. Step 5: Solve for x
    x = 1,618,571,380.33/41,103.02
  6. Step 6: Final answer
    x = 39,378.41

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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.