Home / 14,096.07-19,453.79-8,129.71

Finding the Fourth Proportional to 14,096.07, 19,453.79 and 8,129.71

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Solution

The fourth proportional to 14,096.07, 19,453.79 and 8,129.71 is: 11,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096.07 : 19,453.79 = 8,129.71 : x
  2. Step 2: Convert to fraction form
    14,096.07/19,453.79 = 8,129.71/x
  3. Step 3: Cross multiply
    14,096.07x = 19,453.79 × 8,129.71
  4. Step 4: Simplify right side
    14,096.07x = 158,153,642.79
  5. Step 5: Solve for x
    x = 158,153,642.79/14,096.07
  6. Step 6: Final answer
    x = 11,219.70

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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.