Home / 22,828.70-31,492.71-14,326.61

Finding the Fourth Proportional to 22,828.70, 31,492.71 and 14,326.61

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Solution

The fourth proportional to 22,828.70, 31,492.71 and 14,326.61 is: 19,763.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,828.70 : 31,492.71 = 14,326.61 : x
  2. Step 2: Convert to fraction form
    22,828.70/31,492.71 = 14,326.61/x
  3. Step 3: Cross multiply
    22,828.70x = 31,492.71 × 14,326.61
  4. Step 4: Simplify right side
    22,828.70x = 451,183,616.55
  5. Step 5: Solve for x
    x = 451,183,616.55/22,828.70
  6. Step 6: Final answer
    x = 19,763.87

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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.