Home / 19,883.97-29,818.64-5,840.39

Finding the Fourth Proportional to 19,883.97, 29,818.64 and 5,840.39

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Solution

The fourth proportional to 19,883.97, 29,818.64 and 5,840.39 is: 8,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.97 : 29,818.64 = 5,840.39 : x
  2. Step 2: Convert to fraction form
    19,883.97/29,818.64 = 5,840.39/x
  3. Step 3: Cross multiply
    19,883.97x = 29,818.64 × 5,840.39
  4. Step 4: Simplify right side
    19,883.97x = 174,152,576.02
  5. Step 5: Solve for x
    x = 174,152,576.02/19,883.97
  6. Step 6: Final answer
    x = 8,758.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.