Home / 19,094.60-28,642.38-7,410.44

Finding the Fourth Proportional to 19,094.60, 28,642.38 and 7,410.44

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Solution

The fourth proportional to 19,094.60, 28,642.38 and 7,410.44 is: 11,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.60 : 28,642.38 = 7,410.44 : x
  2. Step 2: Convert to fraction form
    19,094.60/28,642.38 = 7,410.44/x
  3. Step 3: Cross multiply
    19,094.60x = 28,642.38 × 7,410.44
  4. Step 4: Simplify right side
    19,094.60x = 212,252,638.45
  5. Step 5: Solve for x
    x = 212,252,638.45/19,094.60
  6. Step 6: Final answer
    x = 11,115.85

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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.