Home / 18,257.34-25,196.30-10,299.39

Finding the Fourth Proportional to 18,257.34, 25,196.30 and 10,299.39

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Solution

The fourth proportional to 18,257.34, 25,196.30 and 10,299.39 is: 14,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.34 : 25,196.30 = 10,299.39 : x
  2. Step 2: Convert to fraction form
    18,257.34/25,196.30 = 10,299.39/x
  3. Step 3: Cross multiply
    18,257.34x = 25,196.30 × 10,299.39
  4. Step 4: Simplify right side
    18,257.34x = 259,506,520.26
  5. Step 5: Solve for x
    x = 259,506,520.26/18,257.34
  6. Step 6: Final answer
    x = 14,213.82

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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.