Home / 31,279.37-46,934.24-13,746.92

Finding the Fourth Proportional to 31,279.37, 46,934.24 and 13,746.92

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Solution

The fourth proportional to 31,279.37, 46,934.24 and 13,746.92 is: 20,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.37 : 46,934.24 = 13,746.92 : x
  2. Step 2: Convert to fraction form
    31,279.37/46,934.24 = 13,746.92/x
  3. Step 3: Cross multiply
    31,279.37x = 46,934.24 × 13,746.92
  4. Step 4: Simplify right side
    31,279.37x = 645,200,939.14
  5. Step 5: Solve for x
    x = 645,200,939.14/31,279.37
  6. Step 6: Final answer
    x = 20,627.05

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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.