Home / 17,749.63-26,628.62-5,269.76

Finding the Fourth Proportional to 17,749.63, 26,628.62 and 5,269.76

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Solution

The fourth proportional to 17,749.63, 26,628.62 and 5,269.76 is: 7,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.63 : 26,628.62 = 5,269.76 : x
  2. Step 2: Convert to fraction form
    17,749.63/26,628.62 = 5,269.76/x
  3. Step 3: Cross multiply
    17,749.63x = 26,628.62 × 5,269.76
  4. Step 4: Simplify right side
    17,749.63x = 140,326,376.90
  5. Step 5: Solve for x
    x = 140,326,376.90/17,749.63
  6. Step 6: Final answer
    x = 7,905.88

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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.