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Finding the Fourth Proportional to 14,895.61, 22,336.60 and 8,894.42

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Solution

The fourth proportional to 14,895.61, 22,336.60 and 8,894.42 is: 13,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,895.61 : 22,336.60 = 8,894.42 : x
  2. Step 2: Convert to fraction form
    14,895.61/22,336.60 = 8,894.42/x
  3. Step 3: Cross multiply
    14,895.61x = 22,336.60 × 8,894.42
  4. Step 4: Simplify right side
    14,895.61x = 198,671,101.77
  5. Step 5: Solve for x
    x = 198,671,101.77/14,895.61
  6. Step 6: Final answer
    x = 13,337.56

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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.