Home / 27,950.34-38,571.57-15,203.52

Finding the Fourth Proportional to 27,950.34, 38,571.57 and 15,203.52

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Solution

The fourth proportional to 27,950.34, 38,571.57 and 15,203.52 is: 20,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.34 : 38,571.57 = 15,203.52 : x
  2. Step 2: Convert to fraction form
    27,950.34/38,571.57 = 15,203.52/x
  3. Step 3: Cross multiply
    27,950.34x = 38,571.57 × 15,203.52
  4. Step 4: Simplify right side
    27,950.34x = 586,423,635.93
  5. Step 5: Solve for x
    x = 586,423,635.93/27,950.34
  6. Step 6: Final answer
    x = 20,980.91

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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.