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Finding the Fourth Proportional to 28,674, 43,025.58 and 13,095.27

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Solution

The fourth proportional to 28,674, 43,025.58 and 13,095.27 is: 19,649.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674 : 43,025.58 = 13,095.27 : x
  2. Step 2: Convert to fraction form
    28,674/43,025.58 = 13,095.27/x
  3. Step 3: Cross multiply
    28,674x = 43,025.58 × 13,095.27
  4. Step 4: Simplify right side
    28,674x = 563,431,587.01
  5. Step 5: Solve for x
    x = 563,431,587.01/28,674
  6. Step 6: Final answer
    x = 19,649.56

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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.