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Finding the Fourth Proportional to 17,398.54, 26,097.81 and 6,305.20

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Solution

The fourth proportional to 17,398.54, 26,097.81 and 6,305.20 is: 9,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.54 : 26,097.81 = 6,305.20 : x
  2. Step 2: Convert to fraction form
    17,398.54/26,097.81 = 6,305.20/x
  3. Step 3: Cross multiply
    17,398.54x = 26,097.81 × 6,305.20
  4. Step 4: Simplify right side
    17,398.54x = 164,551,911.61
  5. Step 5: Solve for x
    x = 164,551,911.61/17,398.54
  6. Step 6: Final answer
    x = 9,457.80

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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.