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Finding the Fourth Proportional to 45,896.82, 68,831.46 and 16,310.76

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Solution

The fourth proportional to 45,896.82, 68,831.46 and 16,310.76 is: 24,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.82 : 68,831.46 = 16,310.76 : x
  2. Step 2: Convert to fraction form
    45,896.82/68,831.46 = 16,310.76/x
  3. Step 3: Cross multiply
    45,896.82x = 68,831.46 × 16,310.76
  4. Step 4: Simplify right side
    45,896.82x = 1,122,693,424.51
  5. Step 5: Solve for x
    x = 1,122,693,424.51/45,896.82
  6. Step 6: Final answer
    x = 24,461.25

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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.