Home / 41,990.34-63,000.86-19,511.40

Finding the Fourth Proportional to 41,990.34, 63,000.86 and 19,511.40

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Solution

The fourth proportional to 41,990.34, 63,000.86 and 19,511.40 is: 29,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,990.34 : 63,000.86 = 19,511.40 : x
  2. Step 2: Convert to fraction form
    41,990.34/63,000.86 = 19,511.40/x
  3. Step 3: Cross multiply
    41,990.34x = 63,000.86 × 19,511.40
  4. Step 4: Simplify right side
    41,990.34x = 1,229,234,882.25
  5. Step 5: Solve for x
    x = 1,229,234,882.25/41,990.34
  6. Step 6: Final answer
    x = 29,274.23

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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.