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Finding the Fourth Proportional to 44,596, 66,898.32 and 15,021.28

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Solution

The fourth proportional to 44,596, 66,898.32 and 15,021.28 is: 22,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,596 : 66,898.32 = 15,021.28 : x
  2. Step 2: Convert to fraction form
    44,596/66,898.32 = 15,021.28/x
  3. Step 3: Cross multiply
    44,596x = 66,898.32 × 15,021.28
  4. Step 4: Simplify right side
    44,596x = 1,004,898,396.25
  5. Step 5: Solve for x
    x = 1,004,898,396.25/44,596
  6. Step 6: Final answer
    x = 22,533.38

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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.