Home / 35,903.03-49,548.26-19,987.43

Finding the Fourth Proportional to 35,903.03, 49,548.26 and 19,987.43

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Solution

The fourth proportional to 35,903.03, 49,548.26 and 19,987.43 is: 27,583.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,903.03 : 49,548.26 = 19,987.43 : x
  2. Step 2: Convert to fraction form
    35,903.03/49,548.26 = 19,987.43/x
  3. Step 3: Cross multiply
    35,903.03x = 49,548.26 × 19,987.43
  4. Step 4: Simplify right side
    35,903.03x = 990,342,278.43
  5. Step 5: Solve for x
    x = 990,342,278.43/35,903.03
  6. Step 6: Final answer
    x = 27,583.81

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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.