Home / 17,749.53-26,623.08-8,386.74

Finding the Fourth Proportional to 17,749.53, 26,623.08 and 8,386.74

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Solution

The fourth proportional to 17,749.53, 26,623.08 and 8,386.74 is: 12,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.53 : 26,623.08 = 8,386.74 : x
  2. Step 2: Convert to fraction form
    17,749.53/26,623.08 = 8,386.74/x
  3. Step 3: Cross multiply
    17,749.53x = 26,623.08 × 8,386.74
  4. Step 4: Simplify right side
    17,749.53x = 223,280,849.96
  5. Step 5: Solve for x
    x = 223,280,849.96/17,749.53
  6. Step 6: Final answer
    x = 12,579.54

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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.