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Finding the Fourth Proportional to 14,636.34, 21,957.78 and 5,752.53

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Solution

The fourth proportional to 14,636.34, 21,957.78 and 5,752.53 is: 8,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.34 : 21,957.78 = 5,752.53 : x
  2. Step 2: Convert to fraction form
    14,636.34/21,957.78 = 5,752.53/x
  3. Step 3: Cross multiply
    14,636.34x = 21,957.78 × 5,752.53
  4. Step 4: Simplify right side
    14,636.34x = 126,312,788.18
  5. Step 5: Solve for x
    x = 126,312,788.18/14,636.34
  6. Step 6: Final answer
    x = 8,630.08

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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.