Home / 18,213.93-25,056.19-14,849.36

Finding the Fourth Proportional to 18,213.93, 25,056.19 and 14,849.36

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Solution

The fourth proportional to 18,213.93, 25,056.19 and 14,849.36 is: 20,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.93 : 25,056.19 = 14,849.36 : x
  2. Step 2: Convert to fraction form
    18,213.93/25,056.19 = 14,849.36/x
  3. Step 3: Cross multiply
    18,213.93x = 25,056.19 × 14,849.36
  4. Step 4: Simplify right side
    18,213.93x = 372,068,385.54
  5. Step 5: Solve for x
    x = 372,068,385.54/18,213.93
  6. Step 6: Final answer
    x = 20,427.68

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Half scale
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Double scale
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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.