Home / 17,749.20-26,616.03-6,648.11

Finding the Fourth Proportional to 17,749.20, 26,616.03 and 6,648.11

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Solution

The fourth proportional to 17,749.20, 26,616.03 and 6,648.11 is: 9,969.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.20 : 26,616.03 = 6,648.11 : x
  2. Step 2: Convert to fraction form
    17,749.20/26,616.03 = 6,648.11/x
  3. Step 3: Cross multiply
    17,749.20x = 26,616.03 × 6,648.11
  4. Step 4: Simplify right side
    17,749.20x = 176,946,162.12
  5. Step 5: Solve for x
    x = 176,946,162.12/17,749.20
  6. Step 6: Final answer
    x = 9,969.25

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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.