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Finding the Fourth Proportional to 46,201.28, 69,310.46 and 14,619.29

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Solution

The fourth proportional to 46,201.28, 69,310.46 and 14,619.29 is: 21,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,201.28 : 69,310.46 = 14,619.29 : x
  2. Step 2: Convert to fraction form
    46,201.28/69,310.46 = 14,619.29/x
  3. Step 3: Cross multiply
    46,201.28x = 69,310.46 × 14,619.29
  4. Step 4: Simplify right side
    46,201.28x = 1,013,269,714.77
  5. Step 5: Solve for x
    x = 1,013,269,714.77/46,201.28
  6. Step 6: Final answer
    x = 21,931.64

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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.