Home / 17,742.37-26,617.83-6,649.15

Finding the Fourth Proportional to 17,742.37, 26,617.83 and 6,649.15

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Solution

The fourth proportional to 17,742.37, 26,617.83 and 6,649.15 is: 9,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.37 : 26,617.83 = 6,649.15 : x
  2. Step 2: Convert to fraction form
    17,742.37/26,617.83 = 6,649.15/x
  3. Step 3: Cross multiply
    17,742.37x = 26,617.83 × 6,649.15
  4. Step 4: Simplify right side
    17,742.37x = 176,985,911.10
  5. Step 5: Solve for x
    x = 176,985,911.10/17,742.37
  6. Step 6: Final answer
    x = 9,975.33

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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.