Home / 19,160.32-26,440.99-10,776.82

Finding the Fourth Proportional to 19,160.32, 26,440.99 and 10,776.82

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Solution

The fourth proportional to 19,160.32, 26,440.99 and 10,776.82 is: 14,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.32 : 26,440.99 = 10,776.82 : x
  2. Step 2: Convert to fraction form
    19,160.32/26,440.99 = 10,776.82/x
  3. Step 3: Cross multiply
    19,160.32x = 26,440.99 × 10,776.82
  4. Step 4: Simplify right side
    19,160.32x = 284,949,789.85
  5. Step 5: Solve for x
    x = 284,949,789.85/19,160.32
  6. Step 6: Final answer
    x = 14,871.87

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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.