Home / 17,430.96-26,138.24-6,329.80

Finding the Fourth Proportional to 17,430.96, 26,138.24 and 6,329.80

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Solution

The fourth proportional to 17,430.96, 26,138.24 and 6,329.80 is: 9,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.96 : 26,138.24 = 6,329.80 : x
  2. Step 2: Convert to fraction form
    17,430.96/26,138.24 = 6,329.80/x
  3. Step 3: Cross multiply
    17,430.96x = 26,138.24 × 6,329.80
  4. Step 4: Simplify right side
    17,430.96x = 165,449,831.55
  5. Step 5: Solve for x
    x = 165,449,831.55/17,430.96
  6. Step 6: Final answer
    x = 9,491.72

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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.