Home / 31,209.24-46,804.14-10,427.88

Finding the Fourth Proportional to 31,209.24, 46,804.14 and 10,427.88

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Solution

The fourth proportional to 31,209.24, 46,804.14 and 10,427.88 is: 15,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,209.24 : 46,804.14 = 10,427.88 : x
  2. Step 2: Convert to fraction form
    31,209.24/46,804.14 = 10,427.88/x
  3. Step 3: Cross multiply
    31,209.24x = 46,804.14 × 10,427.88
  4. Step 4: Simplify right side
    31,209.24x = 488,067,955.42
  5. Step 5: Solve for x
    x = 488,067,955.42/31,209.24
  6. Step 6: Final answer
    x = 15,638.57

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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.