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Finding the Fourth Proportional to 17,699.90, 26,553.48 and 14,798.48

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Solution

The fourth proportional to 17,699.90, 26,553.48 and 14,798.48 is: 22,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.90 : 26,553.48 = 14,798.48 : x
  2. Step 2: Convert to fraction form
    17,699.90/26,553.48 = 14,798.48/x
  3. Step 3: Cross multiply
    17,699.90x = 26,553.48 × 14,798.48
  4. Step 4: Simplify right side
    17,699.90x = 392,951,142.71
  5. Step 5: Solve for x
    x = 392,951,142.71/17,699.90
  6. Step 6: Final answer
    x = 22,200.75

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1.5x scale

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.