Home / 19,649.81-29,474.76-16,179.77

Finding the Fourth Proportional to 19,649.81, 29,474.76 and 16,179.77

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Solution

The fourth proportional to 19,649.81, 29,474.76 and 16,179.77 is: 24,269.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.81 : 29,474.76 = 16,179.77 : x
  2. Step 2: Convert to fraction form
    19,649.81/29,474.76 = 16,179.77/x
  3. Step 3: Cross multiply
    19,649.81x = 29,474.76 × 16,179.77
  4. Step 4: Simplify right side
    19,649.81x = 476,894,837.61
  5. Step 5: Solve for x
    x = 476,894,837.61/19,649.81
  6. Step 6: Final answer
    x = 24,269.69

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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.