Home / 31,228.88-46,848.22-13,464.59

Finding the Fourth Proportional to 31,228.88, 46,848.22 and 13,464.59

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Solution

The fourth proportional to 31,228.88, 46,848.22 and 13,464.59 is: 20,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.88 : 46,848.22 = 13,464.59 : x
  2. Step 2: Convert to fraction form
    31,228.88/46,848.22 = 13,464.59/x
  3. Step 3: Cross multiply
    31,228.88x = 46,848.22 × 13,464.59
  4. Step 4: Simplify right side
    31,228.88x = 630,791,806.63
  5. Step 5: Solve for x
    x = 630,791,806.63/31,228.88
  6. Step 6: Final answer
    x = 20,198.99

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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.