Home / 35,858.12-49,483.86-19,941.80

Finding the Fourth Proportional to 35,858.12, 49,483.86 and 19,941.80

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Solution

The fourth proportional to 35,858.12, 49,483.86 and 19,941.80 is: 27,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.12 : 49,483.86 = 19,941.80 : x
  2. Step 2: Convert to fraction form
    35,858.12/49,483.86 = 19,941.80/x
  3. Step 3: Cross multiply
    35,858.12x = 49,483.86 × 19,941.80
  4. Step 4: Simplify right side
    35,858.12x = 986,797,239.35
  5. Step 5: Solve for x
    x = 986,797,239.35/35,858.12
  6. Step 6: Final answer
    x = 27,519.49

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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.