Home / 31,217.64-46,777.14-25,345.56

Finding the Fourth Proportional to 31,217.64, 46,777.14 and 25,345.56

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Solution

The fourth proportional to 31,217.64, 46,777.14 and 25,345.56 is: 37,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217.64 : 46,777.14 = 25,345.56 : x
  2. Step 2: Convert to fraction form
    31,217.64/46,777.14 = 25,345.56/x
  3. Step 3: Cross multiply
    31,217.64x = 46,777.14 × 25,345.56
  4. Step 4: Simplify right side
    31,217.64x = 1,185,592,808.50
  5. Step 5: Solve for x
    x = 1,185,592,808.50/31,217.64
  6. Step 6: Final answer
    x = 37,978.30

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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.