Home / 22,647.54-31,253.43-12,576.01

Finding the Fourth Proportional to 22,647.54, 31,253.43 and 12,576.01

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Solution

The fourth proportional to 22,647.54, 31,253.43 and 12,576.01 is: 17,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,647.54 : 31,253.43 = 12,576.01 : x
  2. Step 2: Convert to fraction form
    22,647.54/31,253.43 = 12,576.01/x
  3. Step 3: Cross multiply
    22,647.54x = 31,253.43 × 12,576.01
  4. Step 4: Simplify right side
    22,647.54x = 393,043,448.21
  5. Step 5: Solve for x
    x = 393,043,448.21/22,647.54
  6. Step 6: Final answer
    x = 17,354.80

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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.