Home / 19,129.25-26,400.84-10,745.75

Finding the Fourth Proportional to 19,129.25, 26,400.84 and 10,745.75

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Solution

The fourth proportional to 19,129.25, 26,400.84 and 10,745.75 is: 14,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.25 : 26,400.84 = 10,745.75 : x
  2. Step 2: Convert to fraction form
    19,129.25/26,400.84 = 10,745.75/x
  3. Step 3: Cross multiply
    19,129.25x = 26,400.84 × 10,745.75
  4. Step 4: Simplify right side
    19,129.25x = 283,696,826.43
  5. Step 5: Solve for x
    x = 283,696,826.43/19,129.25
  6. Step 6: Final answer
    x = 14,830.53

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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.