Home / 19,334.76-26,672.94-13,669.56

Finding the Fourth Proportional to 19,334.76, 26,672.94 and 13,669.56

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Solution

The fourth proportional to 19,334.76, 26,672.94 and 13,669.56 is: 18,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.76 : 26,672.94 = 13,669.56 : x
  2. Step 2: Convert to fraction form
    19,334.76/26,672.94 = 13,669.56/x
  3. Step 3: Cross multiply
    19,334.76x = 26,672.94 × 13,669.56
  4. Step 4: Simplify right side
    19,334.76x = 364,607,353.71
  5. Step 5: Solve for x
    x = 364,607,353.71/19,334.76
  6. Step 6: Final answer
    x = 18,857.61

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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.