Home / 38,243.58-52,779.68-23,139.96

Finding the Fourth Proportional to 38,243.58, 52,779.68 and 23,139.96

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Solution

The fourth proportional to 38,243.58, 52,779.68 and 23,139.96 is: 31,935.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.58 : 52,779.68 = 23,139.96 : x
  2. Step 2: Convert to fraction form
    38,243.58/52,779.68 = 23,139.96/x
  3. Step 3: Cross multiply
    38,243.58x = 52,779.68 × 23,139.96
  4. Step 4: Simplify right side
    38,243.58x = 1,221,319,684.01
  5. Step 5: Solve for x
    x = 1,221,319,684.01/38,243.58
  6. Step 6: Final answer
    x = 31,935.29

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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.