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Finding the Fourth Proportional to 17,472.66, 26,213.04 and 4,992.86

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Solution

The fourth proportional to 17,472.66, 26,213.04 and 4,992.86 is: 7,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.66 : 26,213.04 = 4,992.86 : x
  2. Step 2: Convert to fraction form
    17,472.66/26,213.04 = 4,992.86/x
  3. Step 3: Cross multiply
    17,472.66x = 26,213.04 × 4,992.86
  4. Step 4: Simplify right side
    17,472.66x = 130,877,907.83
  5. Step 5: Solve for x
    x = 130,877,907.83/17,472.66
  6. Step 6: Final answer
    x = 7,490.44

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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.