Home / 18,316.96-27,466.80-10,523.68

Finding the Fourth Proportional to 18,316.96, 27,466.80 and 10,523.68

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Solution

The fourth proportional to 18,316.96, 27,466.80 and 10,523.68 is: 15,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.96 : 27,466.80 = 10,523.68 : x
  2. Step 2: Convert to fraction form
    18,316.96/27,466.80 = 10,523.68/x
  3. Step 3: Cross multiply
    18,316.96x = 27,466.80 × 10,523.68
  4. Step 4: Simplify right side
    18,316.96x = 289,051,813.82
  5. Step 5: Solve for x
    x = 289,051,813.82/18,316.96
  6. Step 6: Final answer
    x = 15,780.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.