Home / 17,558.76-26,315.16-15,331.97

Finding the Fourth Proportional to 17,558.76, 26,315.16 and 15,331.97

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Solution

The fourth proportional to 17,558.76, 26,315.16 and 15,331.97 is: 22,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.76 : 26,315.16 = 15,331.97 : x
  2. Step 2: Convert to fraction form
    17,558.76/26,315.16 = 15,331.97/x
  3. Step 3: Cross multiply
    17,558.76x = 26,315.16 × 15,331.97
  4. Step 4: Simplify right side
    17,558.76x = 403,463,243.67
  5. Step 5: Solve for x
    x = 403,463,243.67/17,558.76
  6. Step 6: Final answer
    x = 22,977.89

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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.