Home / 13,834.65-20,751.96-5,070.25

Finding the Fourth Proportional to 13,834.65, 20,751.96 and 5,070.25

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Solution

The fourth proportional to 13,834.65, 20,751.96 and 5,070.25 is: 7,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.65 : 20,751.96 = 5,070.25 : x
  2. Step 2: Convert to fraction form
    13,834.65/20,751.96 = 5,070.25/x
  3. Step 3: Cross multiply
    13,834.65x = 20,751.96 × 5,070.25
  4. Step 4: Simplify right side
    13,834.65x = 105,217,625.19
  5. Step 5: Solve for x
    x = 105,217,625.19/13,834.65
  6. Step 6: Final answer
    x = 7,605.37

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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.