Home / 17,411.85-26,120.61-6,319.71

Finding the Fourth Proportional to 17,411.85, 26,120.61 and 6,319.71

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Solution

The fourth proportional to 17,411.85, 26,120.61 and 6,319.71 is: 9,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,411.85 : 26,120.61 = 6,319.71 : x
  2. Step 2: Convert to fraction form
    17,411.85/26,120.61 = 6,319.71/x
  3. Step 3: Cross multiply
    17,411.85x = 26,120.61 × 6,319.71
  4. Step 4: Simplify right side
    17,411.85x = 165,074,680.22
  5. Step 5: Solve for x
    x = 165,074,680.22/17,411.85
  6. Step 6: Final answer
    x = 9,480.59

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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.