Home / 22,203.90-30,645.66-14,256.18

Finding the Fourth Proportional to 22,203.90, 30,645.66 and 14,256.18

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Solution

The fourth proportional to 22,203.90, 30,645.66 and 14,256.18 is: 19,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.90 : 30,645.66 = 14,256.18 : x
  2. Step 2: Convert to fraction form
    22,203.90/30,645.66 = 14,256.18/x
  3. Step 3: Cross multiply
    22,203.90x = 30,645.66 × 14,256.18
  4. Step 4: Simplify right side
    22,203.90x = 436,890,045.18
  5. Step 5: Solve for x
    x = 436,890,045.18/22,203.90
  6. Step 6: Final answer
    x = 19,676.28

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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.