Home / 15,378.33-23,048.80-8,341.65

Finding the Fourth Proportional to 15,378.33, 23,048.80 and 8,341.65

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Solution

The fourth proportional to 15,378.33, 23,048.80 and 8,341.65 is: 12,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,378.33 : 23,048.80 = 8,341.65 : x
  2. Step 2: Convert to fraction form
    15,378.33/23,048.80 = 8,341.65/x
  3. Step 3: Cross multiply
    15,378.33x = 23,048.80 × 8,341.65
  4. Step 4: Simplify right side
    15,378.33x = 192,265,022.52
  5. Step 5: Solve for x
    x = 192,265,022.52/15,378.33
  6. Step 6: Final answer
    x = 12,502.33

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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.