Home / 14,289.44-21,347.26-9,250.76

Finding the Fourth Proportional to 14,289.44, 21,347.26 and 9,250.76

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Solution

The fourth proportional to 14,289.44, 21,347.26 and 9,250.76 is: 13,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.44 : 21,347.26 = 9,250.76 : x
  2. Step 2: Convert to fraction form
    14,289.44/21,347.26 = 9,250.76/x
  3. Step 3: Cross multiply
    14,289.44x = 21,347.26 × 9,250.76
  4. Step 4: Simplify right side
    14,289.44x = 197,478,378.92
  5. Step 5: Solve for x
    x = 197,478,378.92/14,289.44
  6. Step 6: Final answer
    x = 13,819.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.