Home / 15,819.45-23,729.18-14,499.50

Finding the Fourth Proportional to 15,819.45, 23,729.18 and 14,499.50

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Solution

The fourth proportional to 15,819.45, 23,729.18 and 14,499.50 is: 21,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.45 : 23,729.18 = 14,499.50 : x
  2. Step 2: Convert to fraction form
    15,819.45/23,729.18 = 14,499.50/x
  3. Step 3: Cross multiply
    15,819.45x = 23,729.18 × 14,499.50
  4. Step 4: Simplify right side
    15,819.45x = 344,061,054.27
  5. Step 5: Solve for x
    x = 344,061,054.27/15,819.45
  6. Step 6: Final answer
    x = 21,749.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.