Home / 18,316.38-25,277.15-10,358.44

Finding the Fourth Proportional to 18,316.38, 25,277.15 and 10,358.44

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Solution

The fourth proportional to 18,316.38, 25,277.15 and 10,358.44 is: 14,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.38 : 25,277.15 = 10,358.44 : x
  2. Step 2: Convert to fraction form
    18,316.38/25,277.15 = 10,358.44/x
  3. Step 3: Cross multiply
    18,316.38x = 25,277.15 × 10,358.44
  4. Step 4: Simplify right side
    18,316.38x = 261,831,841.65
  5. Step 5: Solve for x
    x = 261,831,841.65/18,316.38
  6. Step 6: Final answer
    x = 14,294.96

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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.