Home / 26,890.63-37,101.57-16,128.77

Finding the Fourth Proportional to 26,890.63, 37,101.57 and 16,128.77

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Solution

The fourth proportional to 26,890.63, 37,101.57 and 16,128.77 is: 22,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.63 : 37,101.57 = 16,128.77 : x
  2. Step 2: Convert to fraction form
    26,890.63/37,101.57 = 16,128.77/x
  3. Step 3: Cross multiply
    26,890.63x = 37,101.57 × 16,128.77
  4. Step 4: Simplify right side
    26,890.63x = 598,402,556.09
  5. Step 5: Solve for x
    x = 598,402,556.09/26,890.63
  6. Step 6: Final answer
    x = 22,253.20

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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.