Home / 23,011.40-31,744.50-14,630.60

Finding the Fourth Proportional to 23,011.40, 31,744.50 and 14,630.60

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Solution

The fourth proportional to 23,011.40, 31,744.50 and 14,630.60 is: 20,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011.40 : 31,744.50 = 14,630.60 : x
  2. Step 2: Convert to fraction form
    23,011.40/31,744.50 = 14,630.60/x
  3. Step 3: Cross multiply
    23,011.40x = 31,744.50 × 14,630.60
  4. Step 4: Simplify right side
    23,011.40x = 464,441,081.70
  5. Step 5: Solve for x
    x = 464,441,081.70/23,011.40
  6. Step 6: Final answer
    x = 20,183.09

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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.