Home / 19,245.06-28,876.50-10,469.52

Finding the Fourth Proportional to 19,245.06, 28,876.50 and 10,469.52

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Solution

The fourth proportional to 19,245.06, 28,876.50 and 10,469.52 is: 15,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.06 : 28,876.50 = 10,469.52 : x
  2. Step 2: Convert to fraction form
    19,245.06/28,876.50 = 10,469.52/x
  3. Step 3: Cross multiply
    19,245.06x = 28,876.50 × 10,469.52
  4. Step 4: Simplify right side
    19,245.06x = 302,323,094.28
  5. Step 5: Solve for x
    x = 302,323,094.28/19,245.06
  6. Step 6: Final answer
    x = 15,709.13

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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.