Home / 27,626.05-38,136.72-16,291.72

Finding the Fourth Proportional to 27,626.05, 38,136.72 and 16,291.72

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Solution

The fourth proportional to 27,626.05, 38,136.72 and 16,291.72 is: 22,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,626.05 : 38,136.72 = 16,291.72 : x
  2. Step 2: Convert to fraction form
    27,626.05/38,136.72 = 16,291.72/x
  3. Step 3: Cross multiply
    27,626.05x = 38,136.72 × 16,291.72
  4. Step 4: Simplify right side
    27,626.05x = 621,312,763.96
  5. Step 5: Solve for x
    x = 621,312,763.96/27,626.05
  6. Step 6: Final answer
    x = 22,490.10

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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.