Home / 43,935.32-65,903.81-15,857.48

Finding the Fourth Proportional to 43,935.32, 65,903.81 and 15,857.48

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Solution

The fourth proportional to 43,935.32, 65,903.81 and 15,857.48 is: 23,786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,935.32 : 65,903.81 = 15,857.48 : x
  2. Step 2: Convert to fraction form
    43,935.32/65,903.81 = 15,857.48/x
  3. Step 3: Cross multiply
    43,935.32x = 65,903.81 × 15,857.48
  4. Step 4: Simplify right side
    43,935.32x = 1,045,068,434.47
  5. Step 5: Solve for x
    x = 1,045,068,434.47/43,935.32
  6. Step 6: Final answer
    x = 23,786.52

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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.