Home / 42,448.45-63,698.19-15,814.03

Finding the Fourth Proportional to 42,448.45, 63,698.19 and 15,814.03

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Solution

The fourth proportional to 42,448.45, 63,698.19 and 15,814.03 is: 23,730.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,448.45 : 63,698.19 = 15,814.03 : x
  2. Step 2: Convert to fraction form
    42,448.45/63,698.19 = 15,814.03/x
  3. Step 3: Cross multiply
    42,448.45x = 63,698.19 × 15,814.03
  4. Step 4: Simplify right side
    42,448.45x = 1,007,324,869.06
  5. Step 5: Solve for x
    x = 1,007,324,869.06/42,448.45
  6. Step 6: Final answer
    x = 23,730.55

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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.