Home / 26,929.22-37,138.13-16,858.58

Finding the Fourth Proportional to 26,929.22, 37,138.13 and 16,858.58

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Solution

The fourth proportional to 26,929.22, 37,138.13 and 16,858.58 is: 23,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.22 : 37,138.13 = 16,858.58 : x
  2. Step 2: Convert to fraction form
    26,929.22/37,138.13 = 16,858.58/x
  3. Step 3: Cross multiply
    26,929.22x = 37,138.13 × 16,858.58
  4. Step 4: Simplify right side
    26,929.22x = 626,095,865.67
  5. Step 5: Solve for x
    x = 626,095,865.67/26,929.22
  6. Step 6: Final answer
    x = 23,249.69

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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.