Home / 45,785.01-68,636.46-19,475.40

Finding the Fourth Proportional to 45,785.01, 68,636.46 and 19,475.40

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Solution

The fourth proportional to 45,785.01, 68,636.46 and 19,475.40 is: 29,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.01 : 68,636.46 = 19,475.40 : x
  2. Step 2: Convert to fraction form
    45,785.01/68,636.46 = 19,475.40/x
  3. Step 3: Cross multiply
    45,785.01x = 68,636.46 × 19,475.40
  4. Step 4: Simplify right side
    45,785.01x = 1,336,722,513.08
  5. Step 5: Solve for x
    x = 1,336,722,513.08/45,785.01
  6. Step 6: Final answer
    x = 29,195.64

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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.