Home / 14,556.10-21,838.20-6,240.10

Finding the Fourth Proportional to 14,556.10, 21,838.20 and 6,240.10

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Solution

The fourth proportional to 14,556.10, 21,838.20 and 6,240.10 is: 9,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.10 : 21,838.20 = 6,240.10 : x
  2. Step 2: Convert to fraction form
    14,556.10/21,838.20 = 6,240.10/x
  3. Step 3: Cross multiply
    14,556.10x = 21,838.20 × 6,240.10
  4. Step 4: Simplify right side
    14,556.10x = 136,272,551.82
  5. Step 5: Solve for x
    x = 136,272,551.82/14,556.10
  6. Step 6: Final answer
    x = 9,361.89

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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.