Home / 34,543.87-51,800.31-15,830.03

Finding the Fourth Proportional to 34,543.87, 51,800.31 and 15,830.03

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Solution

The fourth proportional to 34,543.87, 51,800.31 and 15,830.03 is: 23,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,543.87 : 51,800.31 = 15,830.03 : x
  2. Step 2: Convert to fraction form
    34,543.87/51,800.31 = 15,830.03/x
  3. Step 3: Cross multiply
    34,543.87x = 51,800.31 × 15,830.03
  4. Step 4: Simplify right side
    34,543.87x = 820,000,590.81
  5. Step 5: Solve for x
    x = 820,000,590.81/34,543.87
  6. Step 6: Final answer
    x = 23,737.95

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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.