Home / 43,494.28-65,142.39-25,927.81

Finding the Fourth Proportional to 43,494.28, 65,142.39 and 25,927.81

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Solution

The fourth proportional to 43,494.28, 65,142.39 and 25,927.81 is: 38,832.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494.28 : 65,142.39 = 25,927.81 : x
  2. Step 2: Convert to fraction form
    43,494.28/65,142.39 = 25,927.81/x
  3. Step 3: Cross multiply
    43,494.28x = 65,142.39 × 25,927.81
  4. Step 4: Simplify right side
    43,494.28x = 1,688,999,510.87
  5. Step 5: Solve for x
    x = 1,688,999,510.87/43,494.28
  6. Step 6: Final answer
    x = 38,832.68

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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.