Home / 19,437.42-29,195.12-18,799.09

Finding the Fourth Proportional to 19,437.42, 29,195.12 and 18,799.09

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Solution

The fourth proportional to 19,437.42, 29,195.12 and 18,799.09 is: 28,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.42 : 29,195.12 = 18,799.09 : x
  2. Step 2: Convert to fraction form
    19,437.42/29,195.12 = 18,799.09/x
  3. Step 3: Cross multiply
    19,437.42x = 29,195.12 × 18,799.09
  4. Step 4: Simplify right side
    19,437.42x = 548,841,688.44
  5. Step 5: Solve for x
    x = 548,841,688.44/19,437.42
  6. Step 6: Final answer
    x = 28,236.34

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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.