Home / 34,080.16-51,120.40-11,893.44

Finding the Fourth Proportional to 34,080.16, 51,120.40 and 11,893.44

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Solution

The fourth proportional to 34,080.16, 51,120.40 and 11,893.44 is: 17,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,080.16 : 51,120.40 = 11,893.44 : x
  2. Step 2: Convert to fraction form
    34,080.16/51,120.40 = 11,893.44/x
  3. Step 3: Cross multiply
    34,080.16x = 51,120.40 × 11,893.44
  4. Step 4: Simplify right side
    34,080.16x = 607,997,410.18
  5. Step 5: Solve for x
    x = 607,997,410.18/34,080.16
  6. Step 6: Final answer
    x = 17,840.22

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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.