Home / 22,130.63-33,208.11-10,443.55

Finding the Fourth Proportional to 22,130.63, 33,208.11 and 10,443.55

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Solution

The fourth proportional to 22,130.63, 33,208.11 and 10,443.55 is: 15,671.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.63 : 33,208.11 = 10,443.55 : x
  2. Step 2: Convert to fraction form
    22,130.63/33,208.11 = 10,443.55/x
  3. Step 3: Cross multiply
    22,130.63x = 33,208.11 × 10,443.55
  4. Step 4: Simplify right side
    22,130.63x = 346,810,536.44
  5. Step 5: Solve for x
    x = 346,810,536.44/22,130.63
  6. Step 6: Final answer
    x = 15,671.06

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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.