Home / 13,834.49-19,091.57-7,546.86

Finding the Fourth Proportional to 13,834.49, 19,091.57 and 7,546.86

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Solution

The fourth proportional to 13,834.49, 19,091.57 and 7,546.86 is: 10,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.49 : 19,091.57 = 7,546.86 : x
  2. Step 2: Convert to fraction form
    13,834.49/19,091.57 = 7,546.86/x
  3. Step 3: Cross multiply
    13,834.49x = 19,091.57 × 7,546.86
  4. Step 4: Simplify right side
    13,834.49x = 144,081,368.24
  5. Step 5: Solve for x
    x = 144,081,368.24/13,834.49
  6. Step 6: Final answer
    x = 10,414.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.