Home / 19,932.67-27,507.23-11,435.16

Finding the Fourth Proportional to 19,932.67, 27,507.23 and 11,435.16

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Solution

The fourth proportional to 19,932.67, 27,507.23 and 11,435.16 is: 15,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.67 : 27,507.23 = 11,435.16 : x
  2. Step 2: Convert to fraction form
    19,932.67/27,507.23 = 11,435.16/x
  3. Step 3: Cross multiply
    19,932.67x = 27,507.23 × 11,435.16
  4. Step 4: Simplify right side
    19,932.67x = 314,549,576.21
  5. Step 5: Solve for x
    x = 314,549,576.21/19,932.67
  6. Step 6: Final answer
    x = 15,780.60

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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.