Home / 19,932.03-27,506.28-11,434.47

Finding the Fourth Proportional to 19,932.03, 27,506.28 and 11,434.47

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Solution

The fourth proportional to 19,932.03, 27,506.28 and 11,434.47 is: 15,779.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.03 : 27,506.28 = 11,434.47 : x
  2. Step 2: Convert to fraction form
    19,932.03/27,506.28 = 11,434.47/x
  3. Step 3: Cross multiply
    19,932.03x = 27,506.28 × 11,434.47
  4. Step 4: Simplify right side
    19,932.03x = 314,519,733.47
  5. Step 5: Solve for x
    x = 314,519,733.47/19,932.03
  6. Step 6: Final answer
    x = 15,779.61

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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.