Home / 35,310.76-48,729.69-19,395.55

Finding the Fourth Proportional to 35,310.76, 48,729.69 and 19,395.55

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Solution

The fourth proportional to 35,310.76, 48,729.69 and 19,395.55 is: 26,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.76 : 48,729.69 = 19,395.55 : x
  2. Step 2: Convert to fraction form
    35,310.76/48,729.69 = 19,395.55/x
  3. Step 3: Cross multiply
    35,310.76x = 48,729.69 × 19,395.55
  4. Step 4: Simplify right side
    35,310.76x = 945,139,138.88
  5. Step 5: Solve for x
    x = 945,139,138.88/35,310.76
  6. Step 6: Final answer
    x = 26,766.32

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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.