Home / 26,623.15-39,923.43-11,821.93

Finding the Fourth Proportional to 26,623.15, 39,923.43 and 11,821.93

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Solution

The fourth proportional to 26,623.15, 39,923.43 and 11,821.93 is: 17,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.15 : 39,923.43 = 11,821.93 : x
  2. Step 2: Convert to fraction form
    26,623.15/39,923.43 = 11,821.93/x
  3. Step 3: Cross multiply
    26,623.15x = 39,923.43 × 11,821.93
  4. Step 4: Simplify right side
    26,623.15x = 471,971,994.82
  5. Step 5: Solve for x
    x = 471,971,994.82/26,623.15
  6. Step 6: Final answer
    x = 17,727.88

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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.