Home / 19,426.68-26,808.86-11,469.41

Finding the Fourth Proportional to 19,426.68, 26,808.86 and 11,469.41

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Solution

The fourth proportional to 19,426.68, 26,808.86 and 11,469.41 is: 15,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.68 : 26,808.86 = 11,469.41 : x
  2. Step 2: Convert to fraction form
    19,426.68/26,808.86 = 11,469.41/x
  3. Step 3: Cross multiply
    19,426.68x = 26,808.86 × 11,469.41
  4. Step 4: Simplify right side
    19,426.68x = 307,481,895.61
  5. Step 5: Solve for x
    x = 307,481,895.61/19,426.68
  6. Step 6: Final answer
    x = 15,827.82

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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.