Home / 19,021.51-26,250.24-10,408.21

Finding the Fourth Proportional to 19,021.51, 26,250.24 and 10,408.21

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Solution

The fourth proportional to 19,021.51, 26,250.24 and 10,408.21 is: 14,363.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,021.51 : 26,250.24 = 10,408.21 : x
  2. Step 2: Convert to fraction form
    19,021.51/26,250.24 = 10,408.21/x
  3. Step 3: Cross multiply
    19,021.51x = 26,250.24 × 10,408.21
  4. Step 4: Simplify right side
    19,021.51x = 273,218,010.47
  5. Step 5: Solve for x
    x = 273,218,010.47/19,021.51
  6. Step 6: Final answer
    x = 14,363.63

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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.