Home / 27,571.49-38,050.70-15,473.40

Finding the Fourth Proportional to 27,571.49, 38,050.70 and 15,473.40

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Solution

The fourth proportional to 27,571.49, 38,050.70 and 15,473.40 is: 21,354.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,571.49 : 38,050.70 = 15,473.40 : x
  2. Step 2: Convert to fraction form
    27,571.49/38,050.70 = 15,473.40/x
  3. Step 3: Cross multiply
    27,571.49x = 38,050.70 × 15,473.40
  4. Step 4: Simplify right side
    27,571.49x = 588,773,624.01
  5. Step 5: Solve for x
    x = 588,773,624.01/27,571.49
  6. Step 6: Final answer
    x = 21,354.44

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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.