Home / 19,516.32-26,933.02-11,966.81

Finding the Fourth Proportional to 19,516.32, 26,933.02 and 11,966.81

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Solution

The fourth proportional to 19,516.32, 26,933.02 and 11,966.81 is: 16,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.32 : 26,933.02 = 11,966.81 : x
  2. Step 2: Convert to fraction form
    19,516.32/26,933.02 = 11,966.81/x
  3. Step 3: Cross multiply
    19,516.32x = 26,933.02 × 11,966.81
  4. Step 4: Simplify right side
    19,516.32x = 322,302,412.56
  5. Step 5: Solve for x
    x = 322,302,412.56/19,516.32
  6. Step 6: Final answer
    x = 16,514.50

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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.