Home / 18,844.21-26,005.32-10,347.12

Finding the Fourth Proportional to 18,844.21, 26,005.32 and 10,347.12

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Solution

The fourth proportional to 18,844.21, 26,005.32 and 10,347.12 is: 14,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.21 : 26,005.32 = 10,347.12 : x
  2. Step 2: Convert to fraction form
    18,844.21/26,005.32 = 10,347.12/x
  3. Step 3: Cross multiply
    18,844.21x = 26,005.32 × 10,347.12
  4. Step 4: Simplify right side
    18,844.21x = 269,080,166.68
  5. Step 5: Solve for x
    x = 269,080,166.68/18,844.21
  6. Step 6: Final answer
    x = 14,279.20

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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.