Home / 19,200.38-26,496.92-10,816.88

Finding the Fourth Proportional to 19,200.38, 26,496.92 and 10,816.88

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Solution

The fourth proportional to 19,200.38, 26,496.92 and 10,816.88 is: 14,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.38 : 26,496.92 = 10,816.88 : x
  2. Step 2: Convert to fraction form
    19,200.38/26,496.92 = 10,816.88/x
  3. Step 3: Cross multiply
    19,200.38x = 26,496.92 × 10,816.88
  4. Step 4: Simplify right side
    19,200.38x = 286,613,898.57
  5. Step 5: Solve for x
    x = 286,613,898.57/19,200.38
  6. Step 6: Final answer
    x = 14,927.52

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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.