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Finding the Fourth Proportional to 45,797.61, 68,698.17 and 14,210.94

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Solution

The fourth proportional to 45,797.61, 68,698.17 and 14,210.94 is: 21,316.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,797.61 : 68,698.17 = 14,210.94 : x
  2. Step 2: Convert to fraction form
    45,797.61/68,698.17 = 14,210.94/x
  3. Step 3: Cross multiply
    45,797.61x = 68,698.17 × 14,210.94
  4. Step 4: Simplify right side
    45,797.61x = 976,265,571.98
  5. Step 5: Solve for x
    x = 976,265,571.98/45,797.61
  6. Step 6: Final answer
    x = 21,316.95

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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.