Home / 19,623.86-29,435.63-9,229.94

Finding the Fourth Proportional to 19,623.86, 29,435.63 and 9,229.94

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Solution

The fourth proportional to 19,623.86, 29,435.63 and 9,229.94 is: 13,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.86 : 29,435.63 = 9,229.94 : x
  2. Step 2: Convert to fraction form
    19,623.86/29,435.63 = 9,229.94/x
  3. Step 3: Cross multiply
    19,623.86x = 29,435.63 × 9,229.94
  4. Step 4: Simplify right side
    19,623.86x = 271,689,098.76
  5. Step 5: Solve for x
    x = 271,689,098.76/19,623.86
  6. Step 6: Final answer
    x = 13,844.83

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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.