Home / 13,423.24-20,044.40-10,962.84

Finding the Fourth Proportional to 13,423.24, 20,044.40 and 10,962.84

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Solution

The fourth proportional to 13,423.24, 20,044.40 and 10,962.84 is: 16,370.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,423.24 : 20,044.40 = 10,962.84 : x
  2. Step 2: Convert to fraction form
    13,423.24/20,044.40 = 10,962.84/x
  3. Step 3: Cross multiply
    13,423.24x = 20,044.40 × 10,962.84
  4. Step 4: Simplify right side
    13,423.24x = 219,743,550.10
  5. Step 5: Solve for x
    x = 219,743,550.10/13,423.24
  6. Step 6: Final answer
    x = 16,370.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.