Home / 63,428.19-95,097.25-31,815.51

Finding the Fourth Proportional to 63,428.19, 95,097.25 and 31,815.51

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Solution

The fourth proportional to 63,428.19, 95,097.25 and 31,815.51 is: 47,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,428.19 : 95,097.25 = 31,815.51 : x
  2. Step 2: Convert to fraction form
    63,428.19/95,097.25 = 31,815.51/x
  3. Step 3: Cross multiply
    63,428.19x = 95,097.25 × 31,815.51
  4. Step 4: Simplify right side
    63,428.19x = 3,025,567,508.35
  5. Step 5: Solve for x
    x = 3,025,567,508.35/63,428.19
  6. Step 6: Final answer
    x = 47,700.68

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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.