Home / 17,658.99-26,463.84-13,271.31

Finding the Fourth Proportional to 17,658.99, 26,463.84 and 13,271.31

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Solution

The fourth proportional to 17,658.99, 26,463.84 and 13,271.31 is: 19,888.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,658.99 : 26,463.84 = 13,271.31 : x
  2. Step 2: Convert to fraction form
    17,658.99/26,463.84 = 13,271.31/x
  3. Step 3: Cross multiply
    17,658.99x = 26,463.84 × 13,271.31
  4. Step 4: Simplify right side
    17,658.99x = 351,209,824.43
  5. Step 5: Solve for x
    x = 351,209,824.43/17,658.99
  6. Step 6: Final answer
    x = 19,888.44

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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.