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Finding the Fourth Proportional to 45,598.48, 68,354 and 14,411.88

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Solution

The fourth proportional to 45,598.48, 68,354 and 14,411.88 is: 21,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,598.48 : 68,354 = 14,411.88 : x
  2. Step 2: Convert to fraction form
    45,598.48/68,354 = 14,411.88/x
  3. Step 3: Cross multiply
    45,598.48x = 68,354 × 14,411.88
  4. Step 4: Simplify right side
    45,598.48x = 985,109,645.52
  5. Step 5: Solve for x
    x = 985,109,645.52/45,598.48
  6. Step 6: Final answer
    x = 21,604.00

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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.