Home / 27,950.04-38,571.65-15,374.79

Finding the Fourth Proportional to 27,950.04, 38,571.65 and 15,374.79

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Solution

The fourth proportional to 27,950.04, 38,571.65 and 15,374.79 is: 21,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.04 : 38,571.65 = 15,374.79 : x
  2. Step 2: Convert to fraction form
    27,950.04/38,571.65 = 15,374.79/x
  3. Step 3: Cross multiply
    27,950.04x = 38,571.65 × 15,374.79
  4. Step 4: Simplify right side
    27,950.04x = 593,031,018.70
  5. Step 5: Solve for x
    x = 593,031,018.70/27,950.04
  6. Step 6: Final answer
    x = 21,217.54

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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.