Home / 14,077.20-19,419.12-10,495.92

Finding the Fourth Proportional to 14,077.20, 19,419.12 and 10,495.92

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Solution

The fourth proportional to 14,077.20, 19,419.12 and 10,495.92 is: 14,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.20 : 19,419.12 = 10,495.92 : x
  2. Step 2: Convert to fraction form
    14,077.20/19,419.12 = 10,495.92/x
  3. Step 3: Cross multiply
    14,077.20x = 19,419.12 × 10,495.92
  4. Step 4: Simplify right side
    14,077.20x = 203,821,529.99
  5. Step 5: Solve for x
    x = 203,821,529.99/14,077.20
  6. Step 6: Final answer
    x = 14,478.84

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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.