Home / 31,279.44-46,893.30-14,631.28

Finding the Fourth Proportional to 31,279.44, 46,893.30 and 14,631.28

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Solution

The fourth proportional to 31,279.44, 46,893.30 and 14,631.28 is: 21,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.44 : 46,893.30 = 14,631.28 : x
  2. Step 2: Convert to fraction form
    31,279.44/46,893.30 = 14,631.28/x
  3. Step 3: Cross multiply
    31,279.44x = 46,893.30 × 14,631.28
  4. Step 4: Simplify right side
    31,279.44x = 686,109,002.42
  5. Step 5: Solve for x
    x = 686,109,002.42/31,279.44
  6. Step 6: Final answer
    x = 21,934.82

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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.