Home / 27,539.99-38,005.23-15,604.14

Finding the Fourth Proportional to 27,539.99, 38,005.23 and 15,604.14

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Solution

The fourth proportional to 27,539.99, 38,005.23 and 15,604.14 is: 21,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.99 : 38,005.23 = 15,604.14 : x
  2. Step 2: Convert to fraction form
    27,539.99/38,005.23 = 15,604.14/x
  3. Step 3: Cross multiply
    27,539.99x = 38,005.23 × 15,604.14
  4. Step 4: Simplify right side
    27,539.99x = 593,038,700.62
  5. Step 5: Solve for x
    x = 593,038,700.62/27,539.99
  6. Step 6: Final answer
    x = 21,533.73

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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.