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Finding the Fourth Proportional to 29,460.60, 44,126.10 and 28,812.60

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Solution

The fourth proportional to 29,460.60, 44,126.10 and 28,812.60 is: 43,155.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,460.60 : 44,126.10 = 28,812.60 : x
  2. Step 2: Convert to fraction form
    29,460.60/44,126.10 = 28,812.60/x
  3. Step 3: Cross multiply
    29,460.60x = 44,126.10 × 28,812.60
  4. Step 4: Simplify right side
    29,460.60x = 1,271,387,668.86
  5. Step 5: Solve for x
    x = 1,271,387,668.86/29,460.60
  6. Step 6: Final answer
    x = 43,155.53

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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.