Home / 27,179.87-37,510.52-15,245.47

Finding the Fourth Proportional to 27,179.87, 37,510.52 and 15,245.47

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Solution

The fourth proportional to 27,179.87, 37,510.52 and 15,245.47 is: 21,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.87 : 37,510.52 = 15,245.47 : x
  2. Step 2: Convert to fraction form
    27,179.87/37,510.52 = 15,245.47/x
  3. Step 3: Cross multiply
    27,179.87x = 37,510.52 × 15,245.47
  4. Step 4: Simplify right side
    27,179.87x = 571,865,337.34
  5. Step 5: Solve for x
    x = 571,865,337.34/27,179.87
  6. Step 6: Final answer
    x = 21,040.03

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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.