Home / 31,313.28-46,898.24-15,735.36

Finding the Fourth Proportional to 31,313.28, 46,898.24 and 15,735.36

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Solution

The fourth proportional to 31,313.28, 46,898.24 and 15,735.36 is: 23,567.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,313.28 : 46,898.24 = 15,735.36 : x
  2. Step 2: Convert to fraction form
    31,313.28/46,898.24 = 15,735.36/x
  3. Step 3: Cross multiply
    31,313.28x = 46,898.24 × 15,735.36
  4. Step 4: Simplify right side
    31,313.28x = 737,960,689.77
  5. Step 5: Solve for x
    x = 737,960,689.77/31,313.28
  6. Step 6: Final answer
    x = 23,567.02

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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.