Home / 27,740.57-38,299.08-18,059.32

Finding the Fourth Proportional to 27,740.57, 38,299.08 and 18,059.32

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Solution

The fourth proportional to 27,740.57, 38,299.08 and 18,059.32 is: 24,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.57 : 38,299.08 = 18,059.32 : x
  2. Step 2: Convert to fraction form
    27,740.57/38,299.08 = 18,059.32/x
  3. Step 3: Cross multiply
    27,740.57x = 38,299.08 × 18,059.32
  4. Step 4: Simplify right side
    27,740.57x = 691,655,341.43
  5. Step 5: Solve for x
    x = 691,655,341.43/27,740.57
  6. Step 6: Final answer
    x = 24,932.99

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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.