Home / 31,148.57-46,731.85-15,358.34

Finding the Fourth Proportional to 31,148.57, 46,731.85 and 15,358.34

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Solution

The fourth proportional to 31,148.57, 46,731.85 and 15,358.34 is: 23,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,148.57 : 46,731.85 = 15,358.34 : x
  2. Step 2: Convert to fraction form
    31,148.57/46,731.85 = 15,358.34/x
  3. Step 3: Cross multiply
    31,148.57x = 46,731.85 × 15,358.34
  4. Step 4: Simplify right side
    31,148.57x = 717,723,719.56
  5. Step 5: Solve for x
    x = 717,723,719.56/31,148.57
  6. Step 6: Final answer
    x = 23,041.95

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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.