Home / 17,490.70-26,246.72-6,958.81

Finding the Fourth Proportional to 17,490.70, 26,246.72 and 6,958.81

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Solution

The fourth proportional to 17,490.70, 26,246.72 and 6,958.81 is: 10,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.70 : 26,246.72 = 6,958.81 : x
  2. Step 2: Convert to fraction form
    17,490.70/26,246.72 = 6,958.81/x
  3. Step 3: Cross multiply
    17,490.70x = 26,246.72 × 6,958.81
  4. Step 4: Simplify right side
    17,490.70x = 182,645,937.60
  5. Step 5: Solve for x
    x = 182,645,937.60/17,490.70
  6. Step 6: Final answer
    x = 10,442.46

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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.