Home / 25,501.60-38,245.66-11,453.77

Finding the Fourth Proportional to 25,501.60, 38,245.66 and 11,453.77

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Solution

The fourth proportional to 25,501.60, 38,245.66 and 11,453.77 is: 17,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.60 : 38,245.66 = 11,453.77 : x
  2. Step 2: Convert to fraction form
    25,501.60/38,245.66 = 11,453.77/x
  3. Step 3: Cross multiply
    25,501.60x = 38,245.66 × 11,453.77
  4. Step 4: Simplify right side
    25,501.60x = 438,056,993.14
  5. Step 5: Solve for x
    x = 438,056,993.14/25,501.60
  6. Step 6: Final answer
    x = 17,177.63

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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.