Home / 31,082.30-46,590.19-12,336.37

Finding the Fourth Proportional to 31,082.30, 46,590.19 and 12,336.37

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Solution

The fourth proportional to 31,082.30, 46,590.19 and 12,336.37 is: 18,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,082.30 : 46,590.19 = 12,336.37 : x
  2. Step 2: Convert to fraction form
    31,082.30/46,590.19 = 12,336.37/x
  3. Step 3: Cross multiply
    31,082.30x = 46,590.19 × 12,336.37
  4. Step 4: Simplify right side
    31,082.30x = 574,753,674.89
  5. Step 5: Solve for x
    x = 574,753,674.89/31,082.30
  6. Step 6: Final answer
    x = 18,491.35

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1.5x scale

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.