Home / 27,174.40-37,499.04-15,235.36

Finding the Fourth Proportional to 27,174.40, 37,499.04 and 15,235.36

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Solution

The fourth proportional to 27,174.40, 37,499.04 and 15,235.36 is: 21,023.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,174.40 : 37,499.04 = 15,235.36 : x
  2. Step 2: Convert to fraction form
    27,174.40/37,499.04 = 15,235.36/x
  3. Step 3: Cross multiply
    27,174.40x = 37,499.04 × 15,235.36
  4. Step 4: Simplify right side
    27,174.40x = 571,311,374.05
  5. Step 5: Solve for x
    x = 571,311,374.05/27,174.40
  6. Step 6: Final answer
    x = 21,023.88

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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.