Home / 27,590.12-41,384.88-18,271.83

Finding the Fourth Proportional to 27,590.12, 41,384.88 and 18,271.83

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Solution

The fourth proportional to 27,590.12, 41,384.88 and 18,271.83 is: 27,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.12 : 41,384.88 = 18,271.83 : x
  2. Step 2: Convert to fraction form
    27,590.12/41,384.88 = 18,271.83/x
  3. Step 3: Cross multiply
    27,590.12x = 41,384.88 × 18,271.83
  4. Step 4: Simplify right side
    27,590.12x = 756,177,491.93
  5. Step 5: Solve for x
    x = 756,177,491.93/27,590.12
  6. Step 6: Final answer
    x = 27,407.55

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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.