Home / 18,701.04-25,806.42-10,317

Finding the Fourth Proportional to 18,701.04, 25,806.42 and 10,317

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Solution

The fourth proportional to 18,701.04, 25,806.42 and 10,317 is: 14,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.04 : 25,806.42 = 10,317 : x
  2. Step 2: Convert to fraction form
    18,701.04/25,806.42 = 10,317/x
  3. Step 3: Cross multiply
    18,701.04x = 25,806.42 × 10,317
  4. Step 4: Simplify right side
    18,701.04x = 266,244,835.14
  5. Step 5: Solve for x
    x = 266,244,835.14/18,701.04
  6. Step 6: Final answer
    x = 14,236.90

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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.