Home / 23,178.48-31,973.97-14,106.61

Finding the Fourth Proportional to 23,178.48, 31,973.97 and 14,106.61

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Solution

The fourth proportional to 23,178.48, 31,973.97 and 14,106.61 is: 19,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.48 : 31,973.97 = 14,106.61 : x
  2. Step 2: Convert to fraction form
    23,178.48/31,973.97 = 14,106.61/x
  3. Step 3: Cross multiply
    23,178.48x = 31,973.97 × 14,106.61
  4. Step 4: Simplify right side
    23,178.48x = 451,044,324.94
  5. Step 5: Solve for x
    x = 451,044,324.94/23,178.48
  6. Step 6: Final answer
    x = 19,459.62

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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.