Home / 26,622.15-39,921.93-11,820.93

Finding the Fourth Proportional to 26,622.15, 39,921.93 and 11,820.93

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Solution

The fourth proportional to 26,622.15, 39,921.93 and 11,820.93 is: 17,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.15 : 39,921.93 = 11,820.93 : x
  2. Step 2: Convert to fraction form
    26,622.15/39,921.93 = 11,820.93/x
  3. Step 3: Cross multiply
    26,622.15x = 39,921.93 × 11,820.93
  4. Step 4: Simplify right side
    26,622.15x = 471,914,339.99
  5. Step 5: Solve for x
    x = 471,914,339.99/26,622.15
  6. Step 6: Final answer
    x = 17,726.38

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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.