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Finding the Fourth Proportional to 65,344.76, 98,005.39 and 17,313.70

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Solution

The fourth proportional to 65,344.76, 98,005.39 and 17,313.70 is: 25,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,344.76 : 98,005.39 = 17,313.70 : x
  2. Step 2: Convert to fraction form
    65,344.76/98,005.39 = 17,313.70/x
  3. Step 3: Cross multiply
    65,344.76x = 98,005.39 × 17,313.70
  4. Step 4: Simplify right side
    65,344.76x = 1,696,835,920.84
  5. Step 5: Solve for x
    x = 1,696,835,920.84/65,344.76
  6. Step 6: Final answer
    x = 25,967.44

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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.