Home / 13,834.56-19,085.76-9,236.80

Finding the Fourth Proportional to 13,834.56, 19,085.76 and 9,236.80

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Solution

The fourth proportional to 13,834.56, 19,085.76 and 9,236.80 is: 12,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.56 : 19,085.76 = 9,236.80 : x
  2. Step 2: Convert to fraction form
    13,834.56/19,085.76 = 9,236.80/x
  3. Step 3: Cross multiply
    13,834.56x = 19,085.76 × 9,236.80
  4. Step 4: Simplify right side
    13,834.56x = 176,291,347.97
  5. Step 5: Solve for x
    x = 176,291,347.97/13,834.56
  6. Step 6: Final answer
    x = 12,742.82

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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.