Home / 19,318.67-26,658.29-11,764.16

Finding the Fourth Proportional to 19,318.67, 26,658.29 and 11,764.16

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Solution

The fourth proportional to 19,318.67, 26,658.29 and 11,764.16 is: 16,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318.67 : 26,658.29 = 11,764.16 : x
  2. Step 2: Convert to fraction form
    19,318.67/26,658.29 = 11,764.16/x
  3. Step 3: Cross multiply
    19,318.67x = 26,658.29 × 11,764.16
  4. Step 4: Simplify right side
    19,318.67x = 313,612,384.97
  5. Step 5: Solve for x
    x = 313,612,384.97/19,318.67
  6. Step 6: Final answer
    x = 16,233.65

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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.