Home / 19,868.54-29,806.88-5,829

Finding the Fourth Proportional to 19,868.54, 29,806.88 and 5,829

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Solution

The fourth proportional to 19,868.54, 29,806.88 and 5,829 is: 8,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868.54 : 29,806.88 = 5,829 : x
  2. Step 2: Convert to fraction form
    19,868.54/29,806.88 = 5,829/x
  3. Step 3: Cross multiply
    19,868.54x = 29,806.88 × 5,829
  4. Step 4: Simplify right side
    19,868.54x = 173,744,303.52
  5. Step 5: Solve for x
    x = 173,744,303.52/19,868.54
  6. Step 6: Final answer
    x = 8,744.69

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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.