Home / 19,623.40-29,435.10-14,633.80

Finding the Fourth Proportional to 19,623.40, 29,435.10 and 14,633.80

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Solution

The fourth proportional to 19,623.40, 29,435.10 and 14,633.80 is: 21,950.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.40 : 29,435.10 = 14,633.80 : x
  2. Step 2: Convert to fraction form
    19,623.40/29,435.10 = 14,633.80/x
  3. Step 3: Cross multiply
    19,623.40x = 29,435.10 × 14,633.80
  4. Step 4: Simplify right side
    19,623.40x = 430,747,366.38
  5. Step 5: Solve for x
    x = 430,747,366.38/19,623.40
  6. Step 6: Final answer
    x = 21,950.70

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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.