Home / 19,623.38-27,080.25-10,670.85

Finding the Fourth Proportional to 19,623.38, 27,080.25 and 10,670.85

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Solution

The fourth proportional to 19,623.38, 27,080.25 and 10,670.85 is: 14,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.38 : 27,080.25 = 10,670.85 : x
  2. Step 2: Convert to fraction form
    19,623.38/27,080.25 = 10,670.85/x
  3. Step 3: Cross multiply
    19,623.38x = 27,080.25 × 10,670.85
  4. Step 4: Simplify right side
    19,623.38x = 288,969,285.71
  5. Step 5: Solve for x
    x = 288,969,285.71/19,623.38
  6. Step 6: Final answer
    x = 14,725.77

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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.