Home / 17,638.15-26,493.80-14,264.73

Finding the Fourth Proportional to 17,638.15, 26,493.80 and 14,264.73

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Solution

The fourth proportional to 17,638.15, 26,493.80 and 14,264.73 is: 21,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.15 : 26,493.80 = 14,264.73 : x
  2. Step 2: Convert to fraction form
    17,638.15/26,493.80 = 14,264.73/x
  3. Step 3: Cross multiply
    17,638.15x = 26,493.80 × 14,264.73
  4. Step 4: Simplify right side
    17,638.15x = 377,926,903.67
  5. Step 5: Solve for x
    x = 377,926,903.67/17,638.15
  6. Step 6: Final answer
    x = 21,426.68

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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.