Home / 31,460.85-47,176.68-11,734.11

Finding the Fourth Proportional to 31,460.85, 47,176.68 and 11,734.11

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Solution

The fourth proportional to 31,460.85, 47,176.68 and 11,734.11 is: 17,595.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460.85 : 47,176.68 = 11,734.11 : x
  2. Step 2: Convert to fraction form
    31,460.85/47,176.68 = 11,734.11/x
  3. Step 3: Cross multiply
    31,460.85x = 47,176.68 × 11,734.11
  4. Step 4: Simplify right side
    31,460.85x = 553,576,352.55
  5. Step 5: Solve for x
    x = 553,576,352.55/31,460.85
  6. Step 6: Final answer
    x = 17,595.72

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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.