Home / 23,161.23-31,962.41-12,550.83

Finding the Fourth Proportional to 23,161.23, 31,962.41 and 12,550.83

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Solution

The fourth proportional to 23,161.23, 31,962.41 and 12,550.83 is: 17,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.23 : 31,962.41 = 12,550.83 : x
  2. Step 2: Convert to fraction form
    23,161.23/31,962.41 = 12,550.83/x
  3. Step 3: Cross multiply
    23,161.23x = 31,962.41 × 12,550.83
  4. Step 4: Simplify right side
    23,161.23x = 401,154,711.55
  5. Step 5: Solve for x
    x = 401,154,711.55/23,161.23
  6. Step 6: Final answer
    x = 17,320.10

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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.