Home / 26,556.80-36,647.04-14,620.64

Finding the Fourth Proportional to 26,556.80, 36,647.04 and 14,620.64

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Solution

The fourth proportional to 26,556.80, 36,647.04 and 14,620.64 is: 20,175.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,556.80 : 36,647.04 = 14,620.64 : x
  2. Step 2: Convert to fraction form
    26,556.80/36,647.04 = 14,620.64/x
  3. Step 3: Cross multiply
    26,556.80x = 36,647.04 × 14,620.64
  4. Step 4: Simplify right side
    26,556.80x = 535,803,178.91
  5. Step 5: Solve for x
    x = 535,803,178.91/26,556.80
  6. Step 6: Final answer
    x = 20,175.74

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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.