Home / 26,213.07-39,325.82-11,424.63

Finding the Fourth Proportional to 26,213.07, 39,325.82 and 11,424.63

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Solution

The fourth proportional to 26,213.07, 39,325.82 and 11,424.63 is: 17,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,213.07 : 39,325.82 = 11,424.63 : x
  2. Step 2: Convert to fraction form
    26,213.07/39,325.82 = 11,424.63/x
  3. Step 3: Cross multiply
    26,213.07x = 39,325.82 × 11,424.63
  4. Step 4: Simplify right side
    26,213.07x = 449,282,885.82
  5. Step 5: Solve for x
    x = 449,282,885.82/26,213.07
  6. Step 6: Final answer
    x = 17,139.65

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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.