Home / 19,169.45-26,451.98-14,136.38

Finding the Fourth Proportional to 19,169.45, 26,451.98 and 14,136.38

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Solution

The fourth proportional to 19,169.45, 26,451.98 and 14,136.38 is: 19,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.45 : 26,451.98 = 14,136.38 : x
  2. Step 2: Convert to fraction form
    19,169.45/26,451.98 = 14,136.38/x
  3. Step 3: Cross multiply
    19,169.45x = 26,451.98 × 14,136.38
  4. Step 4: Simplify right side
    19,169.45x = 373,935,269.81
  5. Step 5: Solve for x
    x = 373,935,269.81/19,169.45
  6. Step 6: Final answer
    x = 19,506.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.