Home / 27,018.06-37,284.30-15,082.50

Finding the Fourth Proportional to 27,018.06, 37,284.30 and 15,082.50

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Solution

The fourth proportional to 27,018.06, 37,284.30 and 15,082.50 is: 20,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.06 : 37,284.30 = 15,082.50 : x
  2. Step 2: Convert to fraction form
    27,018.06/37,284.30 = 15,082.50/x
  3. Step 3: Cross multiply
    27,018.06x = 37,284.30 × 15,082.50
  4. Step 4: Simplify right side
    27,018.06x = 562,340,454.75
  5. Step 5: Solve for x
    x = 562,340,454.75/27,018.06
  6. Step 6: Final answer
    x = 20,813.50

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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.