Home / 35,771.53-49,364.35-19,855.57

Finding the Fourth Proportional to 35,771.53, 49,364.35 and 19,855.57

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Solution

The fourth proportional to 35,771.53, 49,364.35 and 19,855.57 is: 27,400.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,771.53 : 49,364.35 = 19,855.57 : x
  2. Step 2: Convert to fraction form
    35,771.53/49,364.35 = 19,855.57/x
  3. Step 3: Cross multiply
    35,771.53x = 49,364.35 × 19,855.57
  4. Step 4: Simplify right side
    35,771.53x = 980,157,306.93
  5. Step 5: Solve for x
    x = 980,157,306.93/35,771.53
  6. Step 6: Final answer
    x = 27,400.49

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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.