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Finding the Fourth Proportional to 14,914.59, 22,374.59 and 12,165.63

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Solution

The fourth proportional to 14,914.59, 22,374.59 and 12,165.63 is: 18,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,914.59 : 22,374.59 = 12,165.63 : x
  2. Step 2: Convert to fraction form
    14,914.59/22,374.59 = 12,165.63/x
  3. Step 3: Cross multiply
    14,914.59x = 22,374.59 × 12,165.63
  4. Step 4: Simplify right side
    14,914.59x = 272,200,922.51
  5. Step 5: Solve for x
    x = 272,200,922.51/14,914.59
  6. Step 6: Final answer
    x = 18,250.65

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Double scale
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Similar ratio
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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.