Home / 18,705.96-25,814.21-10,322.46

Finding the Fourth Proportional to 18,705.96, 25,814.21 and 10,322.46

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Solution

The fourth proportional to 18,705.96, 25,814.21 and 10,322.46 is: 14,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,705.96 : 25,814.21 = 10,322.46 : x
  2. Step 2: Convert to fraction form
    18,705.96/25,814.21 = 10,322.46/x
  3. Step 3: Cross multiply
    18,705.96x = 25,814.21 × 10,322.46
  4. Step 4: Simplify right side
    18,705.96x = 266,466,098.54
  5. Step 5: Solve for x
    x = 266,466,098.54/18,705.96
  6. Step 6: Final answer
    x = 14,244.98

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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.