Home / 27,156.35-40,724.54-9,382.46

Finding the Fourth Proportional to 27,156.35, 40,724.54 and 9,382.46

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Solution

The fourth proportional to 27,156.35, 40,724.54 and 9,382.46 is: 14,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.35 : 40,724.54 = 9,382.46 : x
  2. Step 2: Convert to fraction form
    27,156.35/40,724.54 = 9,382.46/x
  3. Step 3: Cross multiply
    27,156.35x = 40,724.54 × 9,382.46
  4. Step 4: Simplify right side
    27,156.35x = 382,096,117.03
  5. Step 5: Solve for x
    x = 382,096,117.03/27,156.35
  6. Step 6: Final answer
    x = 14,070.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.