Home / 28,084.84-38,941.74-27,148.10

Finding the Fourth Proportional to 28,084.84, 38,941.74 and 27,148.10

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Solution

The fourth proportional to 28,084.84, 38,941.74 and 27,148.10 is: 37,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084.84 : 38,941.74 = 27,148.10 : x
  2. Step 2: Convert to fraction form
    28,084.84/38,941.74 = 27,148.10/x
  3. Step 3: Cross multiply
    28,084.84x = 38,941.74 × 27,148.10
  4. Step 4: Simplify right side
    28,084.84x = 1,057,194,251.69
  5. Step 5: Solve for x
    x = 1,057,194,251.69/28,084.84
  6. Step 6: Final answer
    x = 37,642.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.