Home / 26,135.21-39,143.51-16,647.58

Finding the Fourth Proportional to 26,135.21, 39,143.51 and 16,647.58

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Solution

The fourth proportional to 26,135.21, 39,143.51 and 16,647.58 is: 24,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135.21 : 39,143.51 = 16,647.58 : x
  2. Step 2: Convert to fraction form
    26,135.21/39,143.51 = 16,647.58/x
  3. Step 3: Cross multiply
    26,135.21x = 39,143.51 × 16,647.58
  4. Step 4: Simplify right side
    26,135.21x = 651,644,714.21
  5. Step 5: Solve for x
    x = 651,644,714.21/26,135.21
  6. Step 6: Final answer
    x = 24,933.59

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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.