Home / 17,520.09-26,242.76-14,173.98

Finding the Fourth Proportional to 17,520.09, 26,242.76 and 14,173.98

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Solution

The fourth proportional to 17,520.09, 26,242.76 and 14,173.98 is: 21,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.09 : 26,242.76 = 14,173.98 : x
  2. Step 2: Convert to fraction form
    17,520.09/26,242.76 = 14,173.98/x
  3. Step 3: Cross multiply
    17,520.09x = 26,242.76 × 14,173.98
  4. Step 4: Simplify right side
    17,520.09x = 371,964,355.38
  5. Step 5: Solve for x
    x = 371,964,355.38/17,520.09
  6. Step 6: Final answer
    x = 21,230.73

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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.