Home / 13,819.68-19,073.88-9,625.50

Finding the Fourth Proportional to 13,819.68, 19,073.88 and 9,625.50

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Solution

The fourth proportional to 13,819.68, 19,073.88 and 9,625.50 is: 13,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,819.68 : 19,073.88 = 9,625.50 : x
  2. Step 2: Convert to fraction form
    13,819.68/19,073.88 = 9,625.50/x
  3. Step 3: Cross multiply
    13,819.68x = 19,073.88 × 9,625.50
  4. Step 4: Simplify right side
    13,819.68x = 183,595,631.94
  5. Step 5: Solve for x
    x = 183,595,631.94/13,819.68
  6. Step 6: Final answer
    x = 13,285.09

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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.