Home / 26,951.74-40,446.09-9,421.57

Finding the Fourth Proportional to 26,951.74, 40,446.09 and 9,421.57

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Solution

The fourth proportional to 26,951.74, 40,446.09 and 9,421.57 is: 14,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.74 : 40,446.09 = 9,421.57 : x
  2. Step 2: Convert to fraction form
    26,951.74/40,446.09 = 9,421.57/x
  3. Step 3: Cross multiply
    26,951.74x = 40,446.09 × 9,421.57
  4. Step 4: Simplify right side
    26,951.74x = 381,065,668.16
  5. Step 5: Solve for x
    x = 381,065,668.16/26,951.74
  6. Step 6: Final answer
    x = 14,138.82

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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.