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Finding the Fourth Proportional to 18,794.79, 25,937.82 and 10,837.35

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Solution

The fourth proportional to 18,794.79, 25,937.82 and 10,837.35 is: 14,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.79 : 25,937.82 = 10,837.35 : x
  2. Step 2: Convert to fraction form
    18,794.79/25,937.82 = 10,837.35/x
  3. Step 3: Cross multiply
    18,794.79x = 25,937.82 × 10,837.35
  4. Step 4: Simplify right side
    18,794.79x = 281,097,233.58
  5. Step 5: Solve for x
    x = 281,097,233.58/18,794.79
  6. Step 6: Final answer
    x = 14,956.13

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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.