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Finding the Fourth Proportional to 18,056.78, 24,916.11 and 10,097.72

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Solution

The fourth proportional to 18,056.78, 24,916.11 and 10,097.72 is: 13,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.78 : 24,916.11 = 10,097.72 : x
  2. Step 2: Convert to fraction form
    18,056.78/24,916.11 = 10,097.72/x
  3. Step 3: Cross multiply
    18,056.78x = 24,916.11 × 10,097.72
  4. Step 4: Simplify right side
    18,056.78x = 251,595,902.27
  5. Step 5: Solve for x
    x = 251,595,902.27/18,056.78
  6. Step 6: Final answer
    x = 13,933.60

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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.