Home / 17,621.12-26,444.48-14,199.68

Finding the Fourth Proportional to 17,621.12, 26,444.48 and 14,199.68

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Solution

The fourth proportional to 17,621.12, 26,444.48 and 14,199.68 is: 21,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,621.12 : 26,444.48 = 14,199.68 : x
  2. Step 2: Convert to fraction form
    17,621.12/26,444.48 = 14,199.68/x
  3. Step 3: Cross multiply
    17,621.12x = 26,444.48 × 14,199.68
  4. Step 4: Simplify right side
    17,621.12x = 375,503,153.77
  5. Step 5: Solve for x
    x = 375,503,153.77/17,621.12
  6. Step 6: Final answer
    x = 21,309.83

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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.