Home / 27,087.46-37,382.65-15,154.64

Finding the Fourth Proportional to 27,087.46, 37,382.65 and 15,154.64

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Solution

The fourth proportional to 27,087.46, 37,382.65 and 15,154.64 is: 20,914.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.46 : 37,382.65 = 15,154.64 : x
  2. Step 2: Convert to fraction form
    27,087.46/37,382.65 = 15,154.64/x
  3. Step 3: Cross multiply
    27,087.46x = 37,382.65 × 15,154.64
  4. Step 4: Simplify right side
    27,087.46x = 566,520,603.00
  5. Step 5: Solve for x
    x = 566,520,603.00/27,087.46
  6. Step 6: Final answer
    x = 20,914.50

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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.