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Finding the Fourth Proportional to 45,894.96, 68,842.44 and 14,752.08

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Solution

The fourth proportional to 45,894.96, 68,842.44 and 14,752.08 is: 22,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,894.96 : 68,842.44 = 14,752.08 : x
  2. Step 2: Convert to fraction form
    45,894.96/68,842.44 = 14,752.08/x
  3. Step 3: Cross multiply
    45,894.96x = 68,842.44 × 14,752.08
  4. Step 4: Simplify right side
    45,894.96x = 1,015,569,182.28
  5. Step 5: Solve for x
    x = 1,015,569,182.28/45,894.96
  6. Step 6: Final answer
    x = 22,128.12

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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.