Home / 35,825.89-49,435.80-20,716.27

Finding the Fourth Proportional to 35,825.89, 49,435.80 and 20,716.27

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Solution

The fourth proportional to 35,825.89, 49,435.80 and 20,716.27 is: 28,586.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,825.89 : 49,435.80 = 20,716.27 : x
  2. Step 2: Convert to fraction form
    35,825.89/49,435.80 = 20,716.27/x
  3. Step 3: Cross multiply
    35,825.89x = 49,435.80 × 20,716.27
  4. Step 4: Simplify right side
    35,825.89x = 1,024,125,380.47
  5. Step 5: Solve for x
    x = 1,024,125,380.47/35,825.89
  6. Step 6: Final answer
    x = 28,586.18

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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.