Home / 22,310.90-33,455.57-12,953.27

Finding the Fourth Proportional to 22,310.90, 33,455.57 and 12,953.27

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Solution

The fourth proportional to 22,310.90, 33,455.57 and 12,953.27 is: 19,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310.90 : 33,455.57 = 12,953.27 : x
  2. Step 2: Convert to fraction form
    22,310.90/33,455.57 = 12,953.27/x
  3. Step 3: Cross multiply
    22,310.90x = 33,455.57 × 12,953.27
  4. Step 4: Simplify right side
    22,310.90x = 433,359,031.21
  5. Step 5: Solve for x
    x = 433,359,031.21/22,310.90
  6. Step 6: Final answer
    x = 19,423.65

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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.