Home / 19,435.87-26,820.48-11,052.37

Finding the Fourth Proportional to 19,435.87, 26,820.48 and 11,052.37

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Solution

The fourth proportional to 19,435.87, 26,820.48 and 11,052.37 is: 15,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.87 : 26,820.48 = 11,052.37 : x
  2. Step 2: Convert to fraction form
    19,435.87/26,820.48 = 11,052.37/x
  3. Step 3: Cross multiply
    19,435.87x = 26,820.48 × 11,052.37
  4. Step 4: Simplify right side
    19,435.87x = 296,429,868.54
  5. Step 5: Solve for x
    x = 296,429,868.54/19,435.87
  6. Step 6: Final answer
    x = 15,251.69

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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.