Home / 23,165.70-31,949.64-14,206.89

Finding the Fourth Proportional to 23,165.70, 31,949.64 and 14,206.89

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Solution

The fourth proportional to 23,165.70, 31,949.64 and 14,206.89 is: 19,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165.70 : 31,949.64 = 14,206.89 : x
  2. Step 2: Convert to fraction form
    23,165.70/31,949.64 = 14,206.89/x
  3. Step 3: Cross multiply
    23,165.70x = 31,949.64 × 14,206.89
  4. Step 4: Simplify right side
    23,165.70x = 453,905,140.83
  5. Step 5: Solve for x
    x = 453,905,140.83/23,165.70
  6. Step 6: Final answer
    x = 19,593.85

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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.