Home / 25,483.60-38,234.28-11,453.56

Finding the Fourth Proportional to 25,483.60, 38,234.28 and 11,453.56

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Solution

The fourth proportional to 25,483.60, 38,234.28 and 11,453.56 is: 17,184.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,483.60 : 38,234.28 = 11,453.56 : x
  2. Step 2: Convert to fraction form
    25,483.60/38,234.28 = 11,453.56/x
  3. Step 3: Cross multiply
    25,483.60x = 38,234.28 × 11,453.56
  4. Step 4: Simplify right side
    25,483.60x = 437,918,620.04
  5. Step 5: Solve for x
    x = 437,918,620.04/25,483.60
  6. Step 6: Final answer
    x = 17,184.33

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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.