Home / 41,975.64-63,002.34-21,213.72

Finding the Fourth Proportional to 41,975.64, 63,002.34 and 21,213.72

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Solution

The fourth proportional to 41,975.64, 63,002.34 and 21,213.72 is: 31,840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,975.64 : 63,002.34 = 21,213.72 : x
  2. Step 2: Convert to fraction form
    41,975.64/63,002.34 = 21,213.72/x
  3. Step 3: Cross multiply
    41,975.64x = 63,002.34 × 21,213.72
  4. Step 4: Simplify right side
    41,975.64x = 1,336,514,000.10
  5. Step 5: Solve for x
    x = 1,336,514,000.10/41,975.64
  6. Step 6: Final answer
    x = 31,840.23

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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.