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Finding the Fourth Proportional to 45,880.92, 68,814.90 and 14,712.12

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Solution

The fourth proportional to 45,880.92, 68,814.90 and 14,712.12 is: 22,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,880.92 : 68,814.90 = 14,712.12 : x
  2. Step 2: Convert to fraction form
    45,880.92/68,814.90 = 14,712.12/x
  3. Step 3: Cross multiply
    45,880.92x = 68,814.90 × 14,712.12
  4. Step 4: Simplify right side
    45,880.92x = 1,012,413,066.59
  5. Step 5: Solve for x
    x = 1,012,413,066.59/45,880.92
  6. Step 6: Final answer
    x = 22,066.10

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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.