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Finding the Fourth Proportional to 18,094.17, 24,969.87 and 10,136.19

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Solution

The fourth proportional to 18,094.17, 24,969.87 and 10,136.19 is: 13,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.17 : 24,969.87 = 10,136.19 : x
  2. Step 2: Convert to fraction form
    18,094.17/24,969.87 = 10,136.19/x
  3. Step 3: Cross multiply
    18,094.17x = 24,969.87 × 10,136.19
  4. Step 4: Simplify right side
    18,094.17x = 253,099,346.60
  5. Step 5: Solve for x
    x = 253,099,346.60/18,094.17
  6. Step 6: Final answer
    x = 13,987.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.