Home / 13,062.59-19,619.10-11,192.71

Finding the Fourth Proportional to 13,062.59, 19,619.10 and 11,192.71

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Solution

The fourth proportional to 13,062.59, 19,619.10 and 11,192.71 is: 16,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062.59 : 19,619.10 = 11,192.71 : x
  2. Step 2: Convert to fraction form
    13,062.59/19,619.10 = 11,192.71/x
  3. Step 3: Cross multiply
    13,062.59x = 19,619.10 × 11,192.71
  4. Step 4: Simplify right side
    13,062.59x = 219,590,847.71
  5. Step 5: Solve for x
    x = 219,590,847.71/13,062.59
  6. Step 6: Final answer
    x = 16,810.66

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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.